An investigation was underway on Tuesday near the United States’ border with Canada, where an agent was fatally shot “in the line of duty,” authorities said

The FBI arrested a suspect Friday in the killing of U.S. Border Patrol Agent David "Chris" Maland near the Vermont-Canada border.

A U.S. Border Patrol agent was shot and killed in Vermont on Monday while performing their duties near the Canada-U.S. border, according to U.S. federal and state authorities.

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

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

COVENTRY, Vt. (TNND) — A 21-year-old Washington state woman has been arrested in connection to the fatal shooting of a U.S. Border Patrol agent in Vermont, according to the FBI. Teresa Youngblut was charged with assault on a federal law enforcement officer in Monday's killing of 44-year-old David "Chris" Maland.

According to an FBI affidavit, the officer had stopped the suspect and a man in a vehicle because the man appeared to have an expired visa.

A U.S. Border Patrol agent was fatally shot during a traffic stop near the Canadian border on Monday, according to officials.

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.

Governor Phil Scott identified David Maland as the fallen officer, extending his “heartfelt condolences to Agent Maland’s family, friends, and colleagues."

"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."