A man accused of murder in California appears to have sought a marriage license with a woman charged in connection with the fatal shooting of a U.S.

Investigators are exploring whether two apparently unrelated murders could be linked, by way of an alleged cult made up of highly educated computer scientists with an interest in animal rights, Andrea

Teresa Youngblut, the woman charged in the shooting death of U.S. Border Patrol Agent David "Chris" Maland, has a detention hearing on Jan. 30.

A Washington state woman charged in connection with the fatal shooting of a U.S. border patrol agent in Vermont had been in frequent contact with someone whom authorities have linked to homicides in Pennsylvania and California,

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.

Maximilian Snyder and the woman accused of killing a Border Patrol agent in Vermont applied for a wedding license in Washington state in November, records show.

A criminal complaint filed in federal court accuses Teresa Youngblut of assault as Agent David Maland's casket brought to Colonie for flight home to Minnesota.

A woman charged in connection with the fatal shooting of a U.S. border patrol agent in Vermont had been in frequent contact with someone whom authorities have linked to homicides in Pennsylvania and California,

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

Federal prosecutors have filed a motion seeking to keep Teresa Youngblut in custody in Vermonth while she awaits trial on charges connected to the shooting death of a Border Patrol agent. WPTZ's Jackson Stoever reports.