A U.S. Border Patrol agent, who was shot and killed Monday during a traffic stop in Vermont, has been identified as David C. Maland, federal and state officials announced Tuesday.

COVENTRY, Vt. — A U.S. Border Patrol agent was killed Monday in northern Vermont south of the Canadian border, authorities said. The Department of Homeland Security’s U.S. Customs and Border Protection said in a statement that the agent was killed in the line of duty, although it did not provide details.

Though law enforcement agencies have not publicly named the slain agent, Sen. Russ Ingalls, R-Essex, identified David Maland on the Senate floor Tuesday — and Gov. Phil Scott expressed condolences to “Agent Maland’s family,