From a New York Times story by Jack Healy, Glenn Thrush, Eliza Fawcett, and Susan C. Beachy headlined “In a Nation Armed to the Teeth, These Tiny Missteps Led to Tragedy”:

The maintenance man in North Carolina had just arrived to fix damage from a leak. The teenager in Georgia was only looking for his girlfriend’s apartment. The cheerleader in Texas simply wanted to find her car in a dark parking lot after practice.