Bloomberg TV Anchor's 'Big Irish Head' is About to Make the Tour Bus Rounds
Video: Bloomberg TV anchor Margaret Brennan (@margbrennan) says she is "obsessed with Twitter." But you won't catch her Tweeting about what she had for breakfast. In the final part of this week's Media Beat, Brennann talks about how she uses Twitter as a juxtaposition of her two-hour morning business TV show.
Margaret Brennan on "Grad School for Television" TVNewser)