Teresa Youngblut, 21, was indicted on two counts in connection to the death of Border Patrol Agent David Maland, 44, who was killed in a shootout on Interstate 91 in Coventry, Vt., near the Canadian border.

The weapon that killed Agent David Maland last week in northern Vermont was bought by a person of interest in a double murder two years ago in Delaware County, state police say.

BURLINGTON, Vt. — A Seattle-area woman has pleaded not guilty to federal firearm charges in connection to the fatal shooting of a U.S. Border Patrol agent in Vermont in January.

New details regarding the fatal shooting of Minnesota-born U.S. Border Patrol agent David Maland have been revealed in court. The 44-year-old was fatally shot while conducting a traffic stop in Vermont on Jan. 20. He was from the Blue Earth area and graduated from Fairmont High School.

As the sprawling investigation unfolds, here’s an overview of the key figures involved and their alleged connections.

Associates of woman in Border Patrol agent's shooting death tied to other homicides in Pennsylvania and California.

A woman charged in the fatal shooting of a U.S. Border Patrol agent in Vermont is scheduled to appear in federal court.

On Thursday, a grand jury indicted Teresa Youngblut on two counts of using a deadly weapon and discharging that weapon while resisting a federal agent.

Michelle J. Zajko, 32, allegedly gave guns to pair accused in Border Patrol agent's shooting death. She's a 'person of interest' in her parents' 2023 murder.

Teresa Youngblut, 21, faces two weapons charges in the death of Agent David "Chris" Maland. The January 20 shooting also left Felix Bauckholt dead.