Ontario police officers provided traffic control and security while DHS conducted its investigation. The FBI and DHS are investigating the incident, according to the Ontario Police Department. CBS LA has reached out to the Department of Homeland Security for comment on the operation.

Two men killed each other early Friday during a shootout in a St. Paul neighborhood, officials said.

A woman was killed in a shooting at a downtown Las Vegas motel Wednesday night, according to the Metro police.

Troopers were notified that a passenger, later identified as 25-year-old Logan Hollabaugh, was trapped in the front seat of the car.

Police in Maryland arrested a third person Wednesday in connection to the fatal shooting of a University of Massachusetts Amherst student in Washington, D.C., last summer, officials said. Eric M. Tarpinian-Jachym,