a developing story tonight. these investigations that clearly haunt president trump also kneecapping his hiring process. president trump spent a week searching for that chief of staff, settling on an acting role for nick mulvanemulvaney. and trump letting his staffer dictate the terms of a presidential hire, because of, well, pr concerns. that is what nbc's reporting here. his top choices turning him down, so he was desperate to end this story line. for a president who prizes loyalty, there's new video showing mulvaney was far from pro tump as recently as 2016. >> y >> just as bad. that is now the acting chief of staff calling the president who at the time was a candidate a