In Venezuela, Maduro holds on to power as Guaido's military support falters
Defending Barr, Rep. Collins calls House Democrats' demands a partisan 'stunt'
How Congress and the White House reacted to Barr's testimony
How NASA is preparing to launch another mission to the moon
How a congressional freshman is learning to balance people and party
Why Rep. Lieu thinks Attorney General Barr should resign
Barr defends his handling of Mueller report, despite criticism from special counsel
News Wrap: Motive unclear in UNC Charlotte shooting that killed 2 students