The FBI has acknowledged connections with other deaths but has not yet publicly discussed the broader investigation.

An elderly Vallejo crime witness who was ambushed and fatally stabbed could be tied to multiple coast-to-coast deaths, ...

Teresa Youngblut, 21, was indicted on two counts in connection to the death of Border Patrol Agent David Maland, 44, who was ...

After learning a suspect in a fatal Border Patrol shootout was her son's partner, a woman called police for a welfare check.

A Washington state woman has been arrested in connection with the fatal shooting of a U.S. Border Patrol agent in Vermont on ...

At a hearing and in court filings, a federal prosecutor in Vermont cited connections between the defendant, Teresa Youngblut, ...

Court documents obtained by NBC5 allege that Youngblut carried and fired a .40-caliber Glock handgun during an encounter with ...

Teresa Youngblut appeared in U.S. District Court in Burlington for a detention hearing following her initial appearance ...

Teresa Youngblut, 21, has been charged in the killing of Vermont-based Border Patrol Agent David Maland, which occurred on ...

A group of young people linked to multiple violent deaths left a trail of sometimes unsettling interactions with Vermonters — including a realtor, an employee at an AT&T store and hotel workers.