Erin Burnett Outfront

GOP and Democrats plot strategies on eve of impeachment hearings; New York Times: Trump considered firing Intelligence Inspector General; Hours before public impeachment hearings, White House staff mired in infighting; Trump frustrated with Mulvaney; New Poll: Buttigieg surges 14 points among Iowa voters as Biden drops seven points; Biden escalates attacks on Warren, says "attitude is elitist"; Eight more impeachment witnesses to testify publicly; Democrats propose additional 10 percent tax on some millionaires; Democrats propose new millionaire tax as 2020 candidates feud with rich over wealth taxes; Billionaires say they are being vilified; Biden's response to nearly everything: "C'mon, man!"; "C'mon, man!" Who said it best? Biden or Obama? via Knit