thank you for watching. the news continues streaming on ♪ ♪ ♪ captioning sponsored by cbs >> o'donnell: tonight: terror gripping afghanistan. suicide bombers kill 13 u.s. service members and injure 15 more at the kabul airport, making it the deadliest day for the military there in a decade. and, the president vowing revenge tonight. the ultimate nightmare scenario. graphic and devastating scenes near the airport. dozens of innocent afghans killed. survivors using a wheelbarrow to get victims to the hospital. how did the terrorists get through checkpoints? and why the military says the threat isn't over. plus, the mission continues. the military vows to keep evacuating americans and afghans. but, what about retaliation? >> we will not forgive.