![PBS NewsHour - Segments show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/082/426/small/pbs-newshour-segments.png)
Summary: Students-turned-activists from Marjory Stoneman Douglas High School were in the halls of Congress on Tuesday to press for more gun control. Senate Republicans pointed to a bill that would push more agencies to work with the background check system. But Democratic Senate Leader Chuck Schumer says that doesn't go far enough. Lisa Desjardins joins Judy Woodruff for more.