moment from donald trump's rally in south carolina. i'm going to talk to the muslim woman who was kicked out of that rally. but let's begin with president obama and his legacy. doug, this was a remarkable town hall, the president answering questions and facing his critics. what did you think about it? >> very remarkable. what i was very impressed with is how the president has been able to reach out to survivors of all these tragedies of tucson, people like gabby giffords. i talked to people who lost somebody at aurora or virginia tech and he brought them all together and he is playing a healing role to these families that have been -- had to endure the mass shootings. and beyond that, i thought it was a wonderful form. i hope there are more of these kind of town halls that the president does on this issue. i found it very useful and informative. >> as you know, being a historian, the president has to