CNN CNN Newsroom September 8, 2013 18:41:00
You talked to the chief of staff yesterday. did the president say it will give more detailed evidence syria's government used chemical weapons? >> with the caveat i'm not sure that particular question is definitive how people vote, there are questions by some people, how do we know this chemical attack came from the assad regime? various members of the president's cabinet including secretary of state kerry who said we have beyond a reasonable doubt information that the assad regime certainly was tied to this launch. take a listen to what the chief of staff of the president said to me. >> do we...