hanna gadhafi. regime insiders now believe her death was all a lie. this is the building that reagan bombed. gadhafi never repaired it. instead, it became the ultimate propaganda tool. for 25 years, it served as a backdrop for his diatribes against america. for years, skeptics wondered if hanna ever existed. this week, a tripoli hospital confirmed that dr. hanna gadhafi was on their staff but hasn't been seen since last friday. the woman who never existed has disappeared. jeffrey kofman, abc news, tripoli. >>> and still ahead on "world news," could this pill save this woman's life? a promising new weapon in the fight against one of the deadliest forms of lung cancer. >>> something we did not know about hunger in america. why 50-year-olds are at greater risk than ever. >>> and a royal help wanted ad. can you make the cut to be the queen's newest employee? ♪ all righty. oh, oh. you are a little biscuit. i'm carol. uh, we should skedaddle 'cause it's girls' night. so...okay. oh, wow. you got a skinny-dipping scene after the duel, right? well, i -- shh,