At least 19 children were shot and killed by a man who investigators say was armed with assault rifles legally purchased after his 18th birthday. It was the deadliest school shooting since Sandy Hook in Newtown, Connecticut nearly 10 years ago. Connecticut Senator Chris Murphy tells NPR that lawmakers in Washington — including himself — bear responsibility for inaction on gun violence over the last decade. Also in this episode, gun control activist Sandy Phillips, who spoke to NPR's Steve Inskeep on Morning Edition; and Uvalde City Manager Vince DiPiazza, who spoke to NPR's Leila Fadel on Morning Edition. In participating regions, you'll also hear a local news segment to help you make sense of what's going on in your community.Email us at considerthis@npr.org.