The Situation Room With Wolf Blitzer

McConnell "surprised" and "disappointed" by Romney vote; Romney only Republican to vote to convict Trump; White House officials: Trump team caught off guard by Romney vote; Romney first U.S. Senator ever to vote to convict a president of same party in an impeachment trial; Buttigieg holds lead in Iowa as more results released; Testy State of the Union drives home intense partisan divide via Knit