The fatal encounter occurred around 3:15 p.m. EST Monday on Interstate 91 in Coventry, about 13 miles south of the Canadian border.

A U.S. Border Patrol agent was killed in a shooting on Interstate 91 in Coventry, Vermont, just south of the Canadian border, according to the FBI. A suspect in the shooting was also dead. A second suspect was injured and taken into custody, the FBI’s Albany office confirmed.

U.S. Air Force veteran and 9/11 Pentagon security responder Chris Maland is the first Border Patrol agent killed in the line of duty since 2014.

A federal officer killed while on duty near the Canadian border has been identified as David Maland, a U.S. Air Force veteran who provided security at the Pentagon during the Sept. 11 attacks, according to family members.

A U.S. Border Patrol agent was fatally shot Monday in northern Vermont south of the Canadian border, authorities said.

A U.S. Border Patrol agent was shot and killed in the line of duty in Coventry on Monday afternoon, authorities said.

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."

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.

Authorities on Tuesday are investigating the fatal shooting of a U.S. Border Patrol agent near Canada that also left a suspect dead and another injured

"On Monday, January 20, Border Patrol Agent David C. Maland passed away in the line of duty. Agent Maland succumbed to injuries caused by gunfire following a traffic stop in Coventry, Vermont. U.S. Customs and Border Protection’s thoughts and prayers are with Agent Maland’s family during this difficult time."

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.