![PBS NewsHour - Segments show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/082/426/small/pbs-newshour-segments.png)
Summary: As they return to Washington from their summer break, congressional Democrats want to make new gun safety legislation one of their top priorities. The House has already passed a law expanding background checks to private gun sales, but the GOP-led Senate has never voted on it. In the aftermath of three deadly August mass shootings, will the outcome be different now? Lisa Desjardins reports.