. >> democrat elika cummin pressing to have all the testimony put in the public record. republicans voted that down. you get a sense of tension that's come up in the hearing, but so far no major bomb shells or rev latory in the sense that it can hurt hillary clinton long term. that we can see. >> have investigations and hearings helped us to find out more about the circumstances that led to the death of four americans. as they are meant to do. have they damaged the candidacy and public profile of the former secretary of state. as so many democrats and republicans say they are plane to to. joining me now, the associate vice president from the center of middle east and africa, the you u.s. institute for peace. lawrence core, former secretary of defense, and kareem, a resident senior fellow at the atlantic council. let me start with you. you spent a lot of time in benghazi. have the facts that have come out around the investigation demonstrated na they didn't realise how dangerous benghazi was. >> it's difficult to talk about protection of embassies. i spent time in benghaz