The FBI is investigating after a U.S. Border Patrol agent and another person were shot and killed Monday afternoon in Coventry, Vermont, just south of the Canadian border, according to federal officials.

U.S. Customs and Border Patrol confirmed Tuesday afternoon that the slain agent was David C. Maland. The FBI, meanwhile, said the other person killed was a German national on a current visa.

One suspect is dead and another is in custody after a U.S. Border Patrol agent was fatally shot in the line of duty in northern Vermont on Monday afternoon, federal authorities confirmed.