Agent David “Chris” Maland died in a shooting following a traffic stop, the FBI said. A second person killed in the incident was a German national in the country on a current visa, authorities said.

A U.S. Border Patrol agent was shot and killed in northern Vermont Monday afternoon, the FBI said in a statement later that evening. The shooting took place on Interstate 91 in Coventry, Vt., roughly 20 miles south of the U.

FBI Albany said they are investigating "an alleged assault on a federal officer in connection with a fatal shooting involving a U.S. Border Patrol Agent."