U.S. 'Really Sure' Drone Strike Hit 'Jihadi John'

U.S. 'Really Sure' Drone Strike Hit 'Jihadi John'

FBI: U.S. Knows Identity Of Masked Man In Beheading Videos

FBI: U.S. Knows Identity Of Masked Man In Beheading Videos

ISIS Claims To Execute Aid Worker In New Video

ISIS Claims To Execute Aid Worker In New Video