The feds have launched a nationwide manhunt for a 32-year-old woman tied to the shooting death of a US Border Patrol agent in Vermont last week — and is linked to murders in California and Pennsylvania.

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 U.S. Bureau of Alcohol, Tobacco, Firearms and Explosives sent an alert to federally licensed firearms dealers a day after the shooting seeking information related to any gun purchases by Michelle Jacqueline Zajko.

A Washington state woman has been ordered held without bail in connection with the death of a U.S. Border Patrol agent in Vermont.

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.

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.

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

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