we need accountabilityaccountab. without accountability, we're going to have more problems, because people will do whatever they do and they feel they can get away with it. >> hold that thought on accountability. i want you to stay right there. the cia's torture program was a product of the post-9/11 battle against al qaeda. now, fears of the rise of isis have eclipsed al qaeda in recent years, but there are signs that al qaeda and its threat are still very real in 2018. more than 16 years after the events of 9/11. now, to understand what happened on that day, 9/11, you actually have to go back a long time before that. you have to go back to 1993 and the bombing at the world trade center. and five years after that in 1998, the group bombed u.s. embassies in kenya and tanzania cull kyling more than 200 and injuring thousands more. and then there was the attack on the "uss cole" that killed e american soldiers. the story to have the run-up to