- RALEIGH, North Carolina, Oct. 13, 2022: A 15-year-old shot and killed five people and was apprehended after a manhunt.
- UVALDE, Texas, May 25, 2022: A teenager opened fire at an elementary school in the South Texas town, killing 19 students and two teachers.
- BOULDER, Colorado, March 22, 2021: A mass shooting at a supermarket killed 10 people, including a police officer.
- MILWAUKEE, Wisconsin, Feb. 26, 2020: A man opened fire at the Molson Coors Beverage Co brewing complex, killing five co-workers before he committed suicide.
- AURORA, Illinois, Feb. 15, 2019: A man opened fire at an Illinois factory after being fired, killing five workers before he was killed by police.
Persons:
Nicholas Pfosi, Nick Macfie, Jonathan Oatis
Organizations:
Lisbon High School, REUTERS, Police, U.S . Border Patrol, CITY, FedEx, Molson Coors Beverage Co, Walmart, Authorities, Thomson
Locations:
Lisbon , Maine, U.S, Maine, Lewiston, United States, MONTEREY PARK , California, Los Angeles, COLORADO SPRINGS , Colorado, RALEIGH , North Carolina, HIGHLAND, , Illinois, , Texas, South Texas, BUFFALO , New York, OXFORD , Michigan, INDIANAPOLIS, ANGELES, BOULDER , Colorado, ATLANTA, Atlanta, MILWAUKEE , Wisconsin, DAYTON , Ohio, Dayton, Texas, VIRGINIA BEACH , Virginia, Virginia, AURORA , Illinois, Illinois