Tom Stevens (left), Anne Stevens Sullivan (center) and Hilary Stevens Koziol, siblings of slain U.S. Ambassador J. Christopher Stevens, speak Oct. 16, 2012, about their brother during a public memorial in the rotunda at City Hall in San Francisco. Stevens, 52, and three other Americans were killed Sept. 11 when gunmen attacked the United States Mission in Benghazi, Libya. (Associated Press
Featured Photo Galleries
