19 children and their teacher have been shot to death at Robb Elementary School in Uvalde, Texas. Law enforcement reports the gunman has been killed in a shootout with police, who say he was an 18-year-old male wearing body armor that went on a murderous rampage after crashing a vehicle near the school. As the political conversation turns towards bipartisan support for ‘red flag laws’ around mental health screening prior to gun ownership, President Biden addresses nation and asks “When in God's name are we going to stand up to the gun lobby?” To learn more about how CNN protects listener privacy, visit cnn.com/privacy