December 2025 crimes in the United States

On December 13, 2025, a mass shooting occurred at Brown University in Providence, Rhode Island, United States, during the second day of final examination week for the fall semester. The shooter, Cláudio Manuel Neves Valente, entered the Barus and Holley Building and killed two students and wounded nine other students who were attending a review session, and then fled the scene before police arrived.

2025 homicides in Los Angeles, California, U.S.