At least 58 people were killed and more than 500 were wounded in Las Vegas Sunday night when a gunman fired on an outdoor concert from high above. It is the worst mass shooting in modern U.S. history. This episode: host/congressional reporter Scott Detrow, justice department reporter Ryan Lucas and national political correspondent Mara Liasson. Email the show at nprpolitics@npr.org. Find and support your local public radio station at npr.org/stations.