not just is the democratic race but increasing number of house democrats believe is a responsibility of members of congress to conduct oversight of the executive branch. >> rebecca, on the issue, the democratic caucus in the house is deeply divided. >> absolutely, but they have to be careful, and i think nancy pelosi has recognized that publicly, but this is something of a slip-up privately because they don't want to go into lock her up or lock him up territory like the president did with hillary clinton in the last election even if they do believe, as many do, they should proceed with impeachment proceedings. they shouldn't be passing judgment and it's a political risk to do so. >> because the president was widely criticized for not only going after hillary clinton, lock her up, but going after other senior obama administration officials, leaders in the fbi, the intelligence community, saying that not only did they commit crimes but committed treason. >> right. i agree with everyone here that we don't ever want to see