2020 Democratic presidential hopefuls are making their closing arguments ahead of Monday’s Iowa caucuses. CBS News 2020 campaign reporters Adam Brewster and Musadiq Bidar join CBSN to break it all down. Source

Senators vote against additional witnesses; Man pays for high school kids to go to college. Source

Among the targets on a list found on Hasson’s computer were Speaker of the House Nancy Pelosi, MSNBC anchor Chris Hayes and Democratic Senator Kamala Harris. Source

Senate votes against witnesses in impeachment trial; Toledo students surprised with free college tuition. Source

Marie Yovanovitch testified in the House impeachment inquiry in November 2018. Source

The United Kingdom officially left the European Union on Friday. Mark Kounalakis, a foreign affairs syndicated columnist at McClatchy, joined CBSN to break it all down. Source

Britain has left the European Union, becoming the first member state in the bloc’s history to do so. Source

A top White House aide said President Trump is “gratified” the trial is moving toward a conclusion, and said that a Wednesday vote will not interfere with the president’s Tuesday night State of the Union address. CBS News White House reporter Kathryn Watson joins CBSN with analysis. Source

Iowa is filled with young parents struggling to find affordable child care. The state has one of the lowest unemployment rates, but leads the nation in families where both parents work outside the home. Nikole Killion has more. Source

The Senate is set to hold the final vote on the two articles of impeachment on Wednesday. Source