welcome back and thanks so much for joining us. as the current trump presidential term nears its halfway point, only a few of the original cabinet members are still along for the ride after some very high profile departures. so let's take a look at how many acting roles there are in the administration. look at this, we have acting secretary of defense, acting chief of staff, acting attorney general, acting epa administrator. there is a lot of movement, needless to say, in and out of the administration. here to break it all down, democratic strategist basil smikle, boyd matheson, former chief of staff, former senator mike lee, and reporter tim mack. tim, let's talk about mick mulvaney. what kind of chief of staff do we expect him to be? >> he'll be acquainted with how capitol hill is run. he'll be an interesting liaison