![PBS NewsHour - Segments show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/082/426/small/pbs-newshour-segments.png)
Summary: In our Tuesday news wrap, the House voted to let committees sue agencies and witnesses who defy subpoenas, such as Attorney General William Barr and former White House counsel Don McGahn. Meanwhile, President Trump and former Vice President Joe Biden exchanged insults, with Trump referring to Biden as "weak mentally" and Biden calling the president "a threat to our core values."