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.

Here are four new details emerging in the bizarre and tragic shooting of U.S. Border Patrol Agent David "Chris" Maland in Vermont on Inauguration Day, including the killers' link to a "violent transgender commune.

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.