Teresa Youngblut, 21, and German national Felix Bauckholt were suspects in US Border Patrol agent David "Chris" Madland’s shooting in Vermont on January 20. Youngblut was injured during the gunfight,

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

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.

Federal agents are investigating after a US Border Patrol agent was shot and killed Monday afternoon on the highway in Vermont.

Vermont officials are mourning the loss of a U.S. Border Patrol agent killed in the line of duty near the Canadian border on Monday.

Fallen Border Patrol agent David "Chris" Maland was honored Thursday with a procession attended by hundreds of law enforcement officers.

"We had Border Patrol, I bet they had over 100 cars just from them," said Mike Kamerling, a Vermont State Police sergeant. "And then you had state police from both Vermont and New York and virtually every other law enforcement agency in the region.

A 21-year-old woman was arrested Friday for allegedly shooting a US Border Patrol agent to death in Vermont on Monday, according to authorities and legal filings.

A United States Border Agent was shot and killed during a traffic stop in Vermont near the Northern border, Fox News has confirmed.

Baukholt reportedly tried to pull a gun during the confrontation but was also killed in the exchange of gunfire with Maland.

The FBI says it arrested a 21-year-old Washington state woman in the fatal shooting of a U.S. Border Patrol agent in Vermont.