another american, edward bunker, emerged from his room to a deserted hotel lobby. >> there was someone with a gun going down the street. and this was really the moment when i kind of realized that there was something majorly amiss. >> reporter: the 12-hour siege began when heavily armed al qaeda militants, two of them women, stormed the buildings and set off car bombs. in all, 28 people were killed, including a canadian family of four who were on a humanitarian trip. 11 americans, including edward bunker, made it out alive. mike riddering did not. you left quite a legacy here, i can only imagine the adventures you're having now, wrote amy's final post. jonathan vigliotti, cbs news, london. >>> up next, candidates court the nation's fastest-growing voting bloc. >>> less than ten months to election day, some presidential can dates are seeking support from the nation's fastest-growing voting bloc. here's carter evans. >> reporter: when hillary clinton held this rally in san gabriel, california, home to the country's largest asian-american community, she also launched a campaign to target