. >>> mark preston, errol lewis, eugene scott here with me in new york, and evan perez back with us. mark, i'll start with you. we just played that clip from trump's chief of staff saying, nothing to hide when it comes to russia. why are some republicans then resisting a full-fledged investigation into the contacts between trump aides and russian operatives? >> ana, as phil just pointed out, we've certainly seen more leadership from the senate, particularly senate republicans, when it comes to ties if any that donald trump and his campaign have had with russia. we have seen from the house side, though, that they were looking into leakers. they wanted to find out who leaked this information and they plan to investigate. we did see, though, at the end of last week, a letter from jason chaffetz, the republican, and congressman cummings, elijah cummings, the democrat, who control the oversight committee in the house of representatives. they did send a letter to the speaker's bureau to try to find out more information about why general flynn attended an event with rt, which is the russian