correspondent for "the new york times" and leigh ann caldwell covers congress for nbc news. leigh ann, give us a sense, how did it go with the speaker saying let's not go with impeachment or the back benchers, who is winning? >> that's a good way to put it, chris. so there does seem to be a mood shift among house democrats on the issue of impeachment and also on these investigations. since the mueller report has come out. i'm told by two sources who were on the call that everyone was very concerned about the status of the country and the way that the president has been acting. and so there is a shift in the appetite for continuing investigations, but we don't yet see any talk of impeachment from the leadership, and that's where it really matters. the chairman of six important committees went through line by line on what they were investigating and were going to continue to investigate, and they said they were going to use every single tool in their