3 mass shootings in different cities leave 2 dead, dozens injured

Shots rang out during a packed house party in Pittsburgh where officials say nearly 200 people, mostly underage, were crammed inside an Airbnb rental. Two teenagers were killed and eight others were injured. Two other shootings over the Easter weekend at a mall in Columbia, South Carolina, and a lounge west of Charleston, South Carolina, left over a dozen people injured. NBC’s Blayne Alexander reports for TODAY.