tonight violent protests, charlotte police plea for calm after demonstrations erupt over another deadly police shooting. tonight the conflicting accounts of that fate allen counter. terror trail -- chilling new surveillance of the suspect handling a suitcase before allegedly placing a bomb. as the fbi of two men it's seeking tonight. plus the first look inside the suspect's bloody notebook. trump and race, the candidate drops a racial epithet. epipen outrage, an embattled ceo defending a 400% price hike on a life-saving device to members of congress. and superbug alert.

on the froth lines against drug-resistant bacteria. "nightly news" begins right now. >> announcer: from nbc news world headquarters in new york, this is "nbc nightly news" with lester holt. >> good evening i'm savannah guthrie in for lester. tonight as night falls in charlotte, north carolina, officials there are bracing and hoping there won't be a repeat of last night when this was the scene. violent protests, over the police shooting of an african-american man. the officers say he was holding a gun and did not respond to their commands. but some witnesses are telling a different story. and tonight a community is torn apart and on edge. nbc's gabe gutierrez starts us off. >> after a night of chaos, charlotte officials are now pleading for calm as conflicting stories emerge about the death of keith lamont scott. >> we have got shots fired.

>> police say they were trying to serve a warrant tuesday to a different man at this apartment complex when they encountered scott, who had a gun. >> they were instructing the subject, once he got out of the vehicle to drop the weapon. >> did you see any gun on him? >> i did not, no gun, it was a book. >> this woman says she watched the shooting from her second-floor balcony and took a cell phone video of the aftermath. she said scott was reading a book waiting for his son's school bus and was injury. >> the officer said what's going on, what's the problem and he said i couldn't hear what they said, but then he got shot four times. >> he didn't have no gun. he wasn't messing with nobody. >> police say no book was found at the scene. but news of scott's death sparked protests. >> demonstrators clashing with police, wearing riot gear. >> they're jumping on top of cars, stopping traffic and they're got the entire intersection blocked. we're going to need units out

looters on the loose, i- 85 shut down. >> a facebook stream by a woman who said she was scott's daughter. the officer identified as brentley vinson is now on paid leave this is the sixth police-involved shooting death in charlotte this year, four have been african-americans. all this amid peaceful protests in tulsa, oklahoma after last week's controversial shooting of terence crutcher. for everyone involved. and the city expresses condolences to the family of mr. scott. >> police are now reviewing body camera and dashcam video of the incident. but aren't releasing it, citing the ongoing investigation. however investigators stress that a gun was found here at the scene. a vij sl planned for later tonight. savannah? >> gabe gutierrez in charlotte. chilling new details in the terror case against the new jersey man accused of planting

surveillance video of the suspect and our first glimpse inside his journal filled with anti-american rants. also tonight the fbi is asking for the public's help to track down two witnesses. nbc's miguel almaguer with the latest. >> new surveillance video obtained by nbc news is said to show terror suspect ahmad rahami saturday evening. moments after officials say the first explosive he planted in new york city went off. in the video rahami suitcase, stopping to fidle with it before continuing on. also seen, two unidentified men who allegedly took the bag, but left behind an explosive device that had been inside. investigators now want to know who they are. >> they are witnesses, there are no criminal charges, they're not in any jeopardy of being arrested. >> fuelled by hate, ahmad rahami planned his jihad for months, this according to this criminal complaint discussed on capitol

a picture of what he said is rahami's bloody notebook. >> it's clear from this journal that mr. rahami was receiving inspiration from the isis spokesman. >> written inside said the fbi dwod willing the sounds of the bombs will be heard in the street. gunshots to your police, death to your oppression. the chilling look at the suspect, who is said to have watched jihadi videos paints the picture of a extremist. after years of trips to afghanistan and pakistan, in june the fbi says rahami ordered materials on ebay using his own name. to build bombs. today his family is under scrutiny. investigators believe a relative took video of rahami lighting incendiary material in a back yard. today, a burn mark clearly visible. one of rahami's brothers in pakistan was detained. and is now in the custody of

cooperating, was interrogated in the united arab emirates. his mother is believed to be in turkey. more family in new jersey, questioned at length. >> they will have known others with whom he's spoken or interacted or met. they may have actually been involved in some way. not yet clear. >> ahmad rahami's wife, who was in dubai, is expected to arrive back in the united states later tonight. she should be accompanied b again, she is not a suspect, but the case is wide open. savannah, it's unclear if she'll return here to the family home. >> so many questions tonight. miguel almaguer, thank you. we move to presidential politics. our brand new nbc news/"wall street journal" poll, it shows in a four-way match-up, hillary clinton leads donald trump by six points nationally, 43% to 37%. trump meantime courted the african-american vote today, but something one of his famous

raising some eyebrows, nbc's katie turr with more. >> boxing promotor don king is hyping donald trump in cleveland as the chosen warrior for blacks and women. >> he is the leader that will lead us to the promised land. >> every white woman should cast their vote for donald trump. >> king letting slip a racial epithet while giving a rambling introduction to himself fighting off accusations of racism. >> if you're dancing and sliding a negro. >> things couldn't be worse in african-american communities. claim civil rights pioneer john lewis disputed. >> if he fails to believe that things have changed. i invite him to come and walk in my shoes. >> right now trump is polling to 7% among hillary clinton's 81 among african-americans. both candidates speaking out about the deadly police

trump questioning the female tulsa officer who killed the unarmed motorist. >> did she get scared? was she choking? what happened? maybe people like that, people that choke, people that do that, maybe they can't be doing what they're doing. >> clinton demanding change. >> look i know i don't have all the answers. i don't know anyone who does. but this is certain -- too many people have lost their lives. who shouldn't have. fighting off inquiries into his own foundation. the campaign saying a "washington post" report uncovering four new allegations of self-dealing, worth $250,000, is peppered with inaccuracies and omissions from a biased reporter. but the campaign offered no specific examples of what was inaccurate. public records show he used foundation money to settle legal disputes and buy items he kept. including a $10,000 portrait of

resort, according to a photo from trip adviser. on capitol hill, the irs commissioner wouldn't comment on the foundation. but did say this -- >> no tax-exempt organization can benefit, use its funds to benefit any in effect insider. >> now trump is advocating nationwide stop and frisk to cut down on crime. the controversial practice, which allows police to search pedestrians, was ruled unconstitutional in new york. critic profiling. savannah? >> katie tur, thank you. trump is facing criticism from iran's president after trump called the nuclear deal with that country horrible and vowed to renegotiate it. well in an exclusive interview with our own chuck todd, president what san rouhani said trump would be going against the international community. >> translator: all of the administration and the united states are united in having reached this agreement no one

don't accept this agreement. i want to renegotiate it. >> iran's president speaking today with our own chuck todd. the drug company's ceo at the center of public outrage over the skyrocketing cost of epipens was in the hot seat on capitol hill today. congress demanding answers from the ceo who is under fire for dramatically raising the price of epipens over the past ten years, to more than $600 today. here's nbc's tom costello. manson's daughter, but today heather bresch found few friends on capitol hill. >> you have five executives in five years, that earned nearly $300 million. >> mylan pharmaceuticals accused of driving up the price of epipens from under $100, to more than $600 in ten years. >> they raise the prices.

get filthy rich at the expense of our constituents. >> we've worked diligently and enhanced to make epipen more available. >> new allegations, "u.s.a. today" reporting that heather bresch's mother, the wife of senator joe manchin leaded the lobby effort to get epipens in all schools nationwide. gail manchin was the head of the state boards of education. she tells nbc news my only concern and motivation was and always will be how we can protect as many children possible. but mylan insists it wasn't the only provider of epipens and provided many schools with free pens. meanwhile in seattle, uw pediatric er doc julie brown says the price hikes have put the pen out of reach for families who need it. >> i've heard numerous stories of people who have chose ton go without an auto injector at all because they couldn't afford one. >> mylan insists it spent mun

on the hill today, more skepticism. >> they fly back to their mansions in their private jets and laugh all the way to the bank. >> that even after a public shaming, american families will still be left paying the price. >> meanwhile, the attorneys general in new york and west virginia have launched investigations into the company's pricing policies and the fda also under fire for not approving alternatives fast enough that could compete with the epipen. savannah? >> tom costello in washington. we turn to the d where a surge in shootings and homicides this year has made headlines across the nation. after repeated calls to boost the size of the police force, mayor rahm emanual's administration announced a major hiring plan to put more uniforms out in force. nbc's ron mott with details. >> what do we want? >> peace. >> another murder, fresh tears in chicago. 15-year-old demetrius griffin

side, his body, badly burned, no one under arrest. >> i need somebody, you know something. please come forward. >> griffin's death adds to the workload of a police department stretched thin in a city that has seen a dramatic surge in murders this year alone, 511 homicides, more than new york and l.a. combined. but just 105 arrests, about one in five. a crime-solving rate that puts chicago well behind the national average. >> simple fact is, we better. >> so today, a hiring plan. adding nearly 1,000 positions, including some 500 police officers over the next two years. lori lightfoot heads the city's independent police force. >> how does this right now come into play to quell the violence that is raging in some of our neighborhoods? >> and another question -- how will the financially strapped city pay for this? >> we, the city, are paying for

>> while many in the community suggest mayor rahm emanual assume more responsibility, chicago's newly installed police superintendant is challenged with fixing this complex problem day to day. >> the police isn't responsible for the crime. they're not doing it. the social economic ills of this city and across the country is what's responsible. >> a police force counting on strength in numbers to make its city safer. ron mott, nbc news, chicago. still ahead for us tonight, the deadly s antibiotic can cure. in the future that could kill as many as ten million people a year. so we go inside the high security military lab on the cutting edge in the battle against these deadly bacteria. also, why facebook founder mark zuckerberg and his wife announce they're giving away

imagine your child is severely ill and antibiotic that can help them. drug-resistant superbugs are becoming more common. the world health organization today called these deadly bacteria, quote a fundamental threat to human health development and security. tonight dr. john torres takes us inside the military's secured lab helping lead the fight against the superbug. >> these are some of the last photos of simon sparrow. taken just before the 18-month-old suddenly became ill and died. the cause of death?

infection called mrsa. >> the parent's worst nightmare. you're just in a state of -- complete disbelief. >> scientists are predicting that by 2050, superbugs could kill 10 million people a year. more than the number who currently die from cancer. >> is this a battle or is this a war? >> this is a flat-out war. >> on the front lines of the fight in the u.s., the military. which runs the world's largest survan superbugs. the goal? to find them there's an outbreak. >> once the antibiotics are gone. even a simple infection can become very, very serious. >> this lab at the walter reed army institute of research is where scientists recently found one of the world's scariest superbugs, a mutant e. coli bacteria, resistant to the antibiotic of last resort. >> scientists here analyzed thousands of samples from military hospitals across the

this, it's here. it's here in the united states. >> a looming crisis blamed in part on the overuse of antibiotics. with you here's what you can do, only use antibiotics when necessary. take the full prescription and keep vaccinations up to date. small steps to curb a dangerous and growing threat. dr. john torres, nbc news, siller spring, maryland.

a recall to tell but tonight, blue bell creamery has issued a voluntary recall on some of its ice creams because of fear it is could contain lichtia. the pct chip cookie dough and have been distributed in ten states. they stopped production of the ice cream last year after three people died due to listeria from their products. we posted more information on this on our facebook page. an ambitious new mission announced by facebook founder mark zuckerberg and his wife, dr. priscilla chan. they are donating $3 billion over the next decade, they have a big goal, curacaoing, preventing or managing all

last year upon the birth of their daughter, the company announced they would give away 9% of their facebook shares to charitable causes. and a programming note. i sat down exclusively with priscilla chan, can you see that interview tomorrow morning on "today." now to one of those lists that makes nobody happy. what is the number one happiest song in the world? well, according to a new study this is. "don't stop me now" by queen. also on the list, abba's boys' "good vibrations." they looked at tempo, lyrics and themes. so let the debate begin. when we come back, the big payout to the man who inspired the world all from this one photo. >> announcer: "nbc nightly news" is brought to you by pacific life, helping generations of families achieve long-term financial security for over 145

and finally tonight, an update on a story that touched so many of our viewers. it started with one photo of an elderly man still hard at work, after decades of selling icy treats on chicago's streets.

the country. and today he got a huge gift that should make for one sweet retirement. here's kevin tibbles. >> a sweet celebration in chicago's little village. honoring the local palletero, the popsicle man. after a quarter-century, 89-year-old fidencio sanchez and his wife pushed their carts for the last tif. we met the man a week ago as he plied his frozen treats on the street. his wife i and his only daughter passed away this summer. money is scarce. then, this photo taken by a passer-by of a seemingly defeated fidencio changed everything. >> i just felt he looked very tired and he looked like he needed a day off. and the world came together to give him a bunch of days off. >> a gofundme page was set up, in just 11 days, 17,000 people from 70 countries helped raise

today on the same streets he walked for years, fidencio was presented with a check, his retirement. >> sometimes even if the kids didn't have any money. i'd give them a treat, he said. >> the kids were our livelihood, says illaria, we'll miss them. after decades of quietly peddling smiles, complete strangers have smiled back. >> it shows that ewh same. >> happy retirement, fidencio. kevin tibbles, nbc news, in chicago's little village. and that's going to do it for us on a wednesday night, i'm savannah guthrie in for lester. i'll see you tomorrow morning on "today," for all of us at nbc news, thank you for watching and

? music ? extraordinary starts here. new k-y intense. a stimulating gel that takes her pleasure to new heights.

. >> a second night of violent protests. images of the suspected new york bomber delivering up with of his devices. plus, telling new polls on the ballot just days before the presidential debate. "early today" starts right now. >> good morning, i'm gigi stone woods. >> i'm frances rivera.