. >> ninan: also tonight, our david martin reports from the front lines on the battle for mosul, the isis stronghold in iraq, as another journalist is killed there by a rhodes side bomb. an oscar-winning actress leadses a pre-oscar protest against the president. >> this is our time to resist. >> ninan: and a cbs news legend celebrates a major milestone. >> i got my money's worth on this trip to planet earth. this is the "cbs weekend news." >> ninan: good evening. i'm reena ninan. he's the life of the party, and one that's recently shown few signs of life until today. democrats reached into president barack obama's cabinet and pulled out their new national party leader, former u.s. labor secretary, tom perez. hundreds of d.n.c. members gathered in atlanta for their most dramatic leadership vote since the 1980s. perez, the first latino chair of the d.n.c., is now in charge of rebuilding the party and turning opposition to president donald trump into votes for democrats. as for the president, he tweeted that he could not be happier for perez or for the republican party. here's tony doko

david martin, cbs news, south of mosul. al ninan: a white house national security staffer resigned after eight days in the trump administration. the maryland woman is a muslim american whose family immigrateed from bangladesh. hee was a holdover from the obama white house, who had hoped to stay. she told her story to jeff pegues. >> it was a very tense and unwelcoming feeling. a> reporter: rumana ahmed alrked as a staffer on the national security council during the obama administration. when president trump took office, she decided to stay but quickly became uncomfortable. >> i got both of those looks of "oh, my god, like, are you okay?" you know, "i'm surprised you're still here." but then you also had others who who were just very cold and and just kind of ignored the fact i was there. >> reporter: she's hoping to change minds, even though as a muslim american woman, she had been offended by the president's rhetoric on the campaign trail. >> at the end of the day, you cght not convince everybody, but there might be one or

david martin has more on moscow's military moves. >> reporter: cruise missiles are a staple of the russian military arsenal. but one particular type, a based cruise missile with a range greater than 300 miles, is specifically banned by a treaty signed by ronald reagan and mikhail gorbachev in the final years of the cold war. now u.s. officials say russia has deployed just such a missile, capable of carrying a nuclear warhead. it happened secretly in december during the obama administration, but it is now up to president trump to respond to a deployment which u.s. officials say is such a blatant violation that it calls into question the value of future arms control treaties with russia. and just four days ago an incident similar to last year's buzzing by russian jets of a u.s. navy destroyer in the baltic sea happened again, this time in the black sea, first a russian patrol plane made a low pass close to the "uss porter." then two russian jet fighters followed a short time later by a third. u.s. officials called the flybys unsafe and unprofessional, and one more sign the cold war is back,

david martin, cbs news, the pentagon. >>> mexican drug lord joaquin "el chapo" guzman is expected to appear in court this morning. he's charged with running a murderous drug trafficking operation. he's pleaded not guilty. >>> and the prison guard who died in a delaware prison takeover is being remembered as a hero. just before he died steven floyd warned other corrections officers they were walking into a trap. >> they put him into a closet. the lieutenant said come in to the building to enter into the building and sergeant floyd yelled to them and told them it was a trap and get out of the building. >> authorities stormed delaware's largest building earlier yesterday. inmates took three guards and a counselor hostage. the two were released and the female counselor was rescued. >>> the ceo of uberleaves a trump advisory council. >>> and a family is rattled by a discovery in the toilet. this is the "cbs morning news." , rid-x helps break down waste. avoid a septic disaster with rid-x. see me. see me. don't stare at me. see me. see me. see me to know that psoriasis is just something th

martin at the pentagon, thanks, david. >>> kellyanne conway, councilor to the president, should be investigated according to the independent office of government ethics. in a notice to the white house yesterday, the office said that conway, pitching ivanka trump's clothing line during an interview, left "strong reason to believe disciplinary action is warranted." conway has proven to be a fearless fabulist. yesterday she said the national security adviser had the full confidence of the president hours before he was fired. she created the bogus bowling green massacre and coined the phrase "alternative facts." >>> a federal judge in virginia is the latest to block the trump administration's travel ban. the judge found that the president's order amounts to discrimination against muslims. canadians who are muslims say they're finding evidence of that already at the u.s. border. jericka duncan has that story. >> i thought that i was arrested for something that i didn't do. >> reporter: canadian citizen fadwa alaoui and her cousin fadela boutaleb were recently on a quick shopping trip across the bord

anthony. >> mason: david martin in amman tonight. thanks, david. there's a new strange twist in the airport murder of the half-brother of north korean dictator kim jong-un. investigators in malaysia say the female suspects used their bare hands to deliver a fatal dose of toxic chemicals. adriana diaz is following this. >> reporter: airport security footage shows how kim jong-nam's female assassin attacked him from behind, wiping his face with poison before rushing to the bathroom. inspector general khalid abu bakar: >> she knew very well that it is toxic, and she needed to wash her hands. >> reporter: police don't know what kind of chemical was used but say the woman and her accomplice practiced the attack in local shopping malls. >> we strongly believe they are being trained to do that. see this is not something just shooting movies. >> reporter: the women were likely trained by these four men, all north koreans, who police believe have fled the country. today, police announced they're also looking for a senior north korean diplomat, pointing to p

david martin reports. wreckage of an american aircraft abandoned in yes, ma'am p and the bloody signs of civilian casualties. the mission had been first approved at the tail end of the obama administration but on one condition according to white house spokesman, sean spicer. >> the conclusion to hold for what they called a moonless night which by calendar wouldn't occur until president-elect trump was president. when the s.e.a.l.s reached the al qaeda compound they met stiffer than expected resistance. pinned down and surrounded they called in an air strike on a building from which they were taking fire. military officials now say civilians including children inside that building were likely killed. after a one-hour gun battle 14 alae but navy s.e.a.l. ryan owens lie dying and three others wounded. while others went through the building collecting laptops, hard drives, and cell phones, a medevac came in to pick up the wounded. it lost power and made a hard landing wounding its crew. a second medevac took e

martin at the pentagon, thanks, david. kellyanne conway, councilor to the president, should be investigated according to the independent office of government ethics. in a notice to the white house yesterday, the office said that conway, pitching ivanka trump's clothing line during an interview, left "strong reason to believe disciplinary action is warranted." conway has proven to be a fear less fabulous. yesterday she said the national security adviser had the full confidence of the president hours before he was fired. she created the bogus bowling green massacre and coined the phrase "alternative facts." in northern california tonight, the evacuation order has been lifted for nearly 200,000 people who live below the oroville dam. a damaged spillway is no longer in danger of collapse, but more rain is on the way, and the home coming could be brief. john blackstone is there. >> reporter: scott, the huge release of water from the oroville dam has helped make the dam safe enough that residents are now being allowed to return,

scott. >> pelley: david martin at the pentagon. david, thank you. today, president trump imposed new sanctions on iran after a ballistic missile test. the test was not a violation of the recent nuclear deal, but it was a provocation. major garrett's at the white house. >> they're not behaving once again condemned iran today for its recent test of a ballistic missile. his administration's new sanction will hit 25 individuals and companies involved in the missile program. on twitter, mr. trump said iran was, "playing with fire." iran's foreign minister, javid zarif, also on twitter, posted this video about its ballistic missiles. >> because we will never-- repeat, never-- and get the same statement from those who consider rcomplaining-- never use them against anybody, unless in self-defense, and we assure that nobody has the guts to gain to attack us. >> reporter: the u.s. is also alarmed by iran's backing of houthi rebels fighting u.s. allies in yemen. it blames the rebels for this suicide attack against a saudi arabian ship. u.s. intelligence believ

david martin is traveling with the top u.s. commander in the region. >> reporter: isis released a video purporting to show a dead hit by a drone on an iraqi armored personnel carrier. but that did not stop iraqi forces in their battle to retake mosul. they seized control of mosul's airport and entered the western half of the city, having already liberatedly the eastern half. after mosul, the next major objective in the war against isis is across the border in syria. we're insidey american special operations base, which is used as a hub for the campaign to liberate the isis capital of raqqa. syrian fighters being trained here are part of a force of about 15,000 being assembled to assault raqqa. but joseph votel, commander of u.s. forces in the middle east, told cbs news they need more than the ak-47s they'll be issued after 20 days of training. >> antitank weapons systems to address vehicle-borne i.e.d.s. certainly mortars would be something that would help, things they would need that you would expect of a force that is going t

david martin, cbs news, the pentagon. >>> mexican drug lord joaquin "el chapo" guzman is scheduled to appear in a new york court this morning. guzman is charged with running a murderous drug trafficking operation that laundered billions of dollars. he has repeatedly been imprisoned in mexico and has escaped. he has pleaded not guilty. >>> and the prison guard who died in a delaware prison takeover is being remembered as a hero. just before he died steven floyd warned other corrections officers they were walking into a trap. >> they put him into a closet. the officer said come in -- the lieutenant said come in to the building to enter into the building, and sergeant floyd yelled to them and told them it was a trap and to get out of the building. >> authorities stormed delaware's largest prison early yesterday, ending a nearly 24 hour takeover. inmates took three guards and a counselor hostage. two guards were released during negotiatio negotiations, and the female koups counselor was rescued. >>> coming up on the "morning news," taking a bit of a u-turn. the ceo of uber leashes a trump

david martin is in iraq tonight with a rare look at how u.s. forces are helping. >> reporter: after suffering 500 killed and 3,000 wounded in liberating the eastern half of mosul from isis, iraqi forces met only light resistance as they advanced through the outskirts of west mosul. despite early success, the iraqis are expecting west mosul to be an even tougher fight once they enter the city. american advisers are with them. general joseph votel, commander of u.s. forces in the middle east, told his troops, "this is the iraqis' fight." >> would it go faster if we did it ourselveses? well, it might. but i'm pretty convinced the way we are approaching this, this campaign this time, working through our partners, is kind of the right way of doing it. they own this. we are helping them-- helping them to fight, but we're not doing the fighting for them. >> reporter: votele was at an airbase whose location we are not allowed to name for security regions. the aircraft here and at other bases which ring iraq and syria are, dropping a slow, steady rain o

david martin is in iraq tonight with a rare look at how u.s. forces are helping. >> reporter: after suffering 500 killed and 3,000 wounded in liberating the eastern half of mosul from isis, iraqi forces met only light resistance as they advanced through the outskirts of west mosul. despite the early success, the iraqis are expecting west mosul to be an even tougher fight once they enter the city. american advisers are with them. general joseph votel, commander of u.s. forces in the middle east, told his troops, "this is the iraqis' fight." >> would it go faster if we did it ourselves? well, it might. but i'm pretty convinced the way we are approaching this, this campaign this time, working through our partners, is kind of the right way of doing it. they own this. we are helping them-- helping them to fight, but we're not doing the fighting for them. >> reporter: votel was at an airbase whose location we are not allowed to name for security reasons. the aircraft here and at other bases which ring iraq and syria are, dropping a slow, steady rain

>> pelley: david martin at the pentagon. david, thank you. president trump and his daughter took a helicopter to dover air force base in delaware to honor navy seal ryan owens who was killed in a raid against al qaeda in yemen. his remains were returned today. owens, 36, from pee umenyiora, is the first service member killed since mr. trump became commander-in-chief. hundreds of u.s. diplomats are warning that mr. trump's ban on refugees and citizens from seven predominantly muslim countries makes the u.s. less safe, not more. major garrett is at the white house. >> i'm a bit uncomfortable with the very public activities candidly, and i think that has to be very, very carefully considered. >> reporter: former c.i.a. director david petreaus told congress today the unprecedented upriding of dissent within the state department over president trump's immigration and refugee order cannot be ignored. >> there could come a point in time where, if your advice is not taken over and over and over again, then i think you have an obligation to your own o

scott. >> pelley: david martin at the pentagon for us, david, tha at delaware a hostage standoff ended this morning with one prison guard dead and a prison counselor rescued in a raid. inmates used makeshift weapons yesterday to take over. corrections officer stephen floyd was found dead in a closet. two other guards were released. upon inmates say theye wer protesting poor treatment. coming up on the cbs evening news, what happened when a samsung burn victim tried to sue. and later, using jazz to explain democracy. well, a 103 yeah, 103. well, let me ask you guys. how long did it take you two to save that? a long time. then it's a fortune. well, i'm sure you talk to people all the time who think $100k is just pocket change. right now we're just talking to you. i told you we had a fortune. yes, you did. getting closer to your investment goals starts with a conversation. schedule a complimentary goal planning session today. friend of yours? that's frequent heartburn. it's always lurking around. but i'm safe. i took my prevacid®24hr today. i didn't. one pill prevents the acid that cause

scott. >> pelley: david martin on the battlefield. lapook's "60 minutes" story about the sports medicine doctor charged with sexually assaulting nine women gymnasts. today in michigan, larry nassar pleaded not guilty to 22 criminal counts. dozens of former athletes are suing him in civil court. coming up next on the cbs evening news, a young murder victim may have recorded her killer's voice. does psoriasis ever get in the way of a touching moment? if you have moderate to severe psoriasis, you can embrace the chance of completely clear skin with taltz. taltz is proven to give you a chance at completely clear skin. with taltz, up to 90% of patients had a significant improvement of their psoriasis plaques. in fact, 4 out of 10 even achieved completely clear skin. do not use if you are allergic to taltz. before starting you should be checked for tuberculosis. taltz may increase your risk of infections and lower your ability to fight them. tell your doctor if you are being treated for an infection or have symptoms. or if you have received

>> ninan: also tonight, our color="#ffff00">david martin reports from the front lines on the battle for mosul, the isis stronghold in iraq, as another journalist is killed there by a rhodes side bomb. an oscar-winning actress leadses a pre-oscar protest against the president. >> this is our time to resist. >> ninan: and a cbs news legend celebrates a major milestone. >> i got my money's worth on this is the "cbs weekend news." >> ninan: good evening. i'm reena ninan. he's the life of the party, and one that's recently shown few signs of life until today. democrats reached into president barack obama's cabinet and