Sen. Amy Klobuchar (D-MN) is ending her presidential campaign on Monday, just one day before the Super Tuesday and plans to endorse Joe Biden at a rally in Dallas, Texas Monday evening.
Twelve US Democratic 2020 presidential hopefuls met onstage in Westerville, Ohio, for a fourth primary debate Tuesday night kicking off with the question that has taken over Washington D.C. the past month — Should President Trump be impeached?