FOXNews

FBI agent visited Arizona gun store with photos and names to check purchases during Nancy Guthrie missing person investigation, local store owner claims.

FBI uses investigative genetic genealogy to analyze DNA in Nancy Guthrie kidnapping case, the same technology that solved Bryan Kohberger and Golden State Killer cases.

Authorities release new details surrounding a transgender father who shot family members during his son's hockey game in Rhode Island, killing his ex-wife and son before taking his own life.

A shocking video captured a suspect firing a gun during car repossession in Manor, Texas. The SUV was hit by a bullet, and the suspect was later arrested by police.

Ohio substitute teacher Ashley Flynn found shot dead in alleged home burglary. Complex homicide investigation underway as community mourns educator.

DNA evidence from Nancy Guthrie's home and nearby glove didn't produce matches in FBI database, sheriff reveals as search for missing woman continues.

Five people were injured in church explosion in Boonville, New York after reported gas leak. Two people are in critical condition as the investigation continues.

Three people remain in critical condition after a deadly family shooting at a Rhode Island ice rink left two dead and survivors "fighting for their lives."

Houston teenager Mariah Alatorre, 17, was reportedly killed in the crossfire at a house party on Valentine's Day, leaving her family searching for answers.

The U.S. Capitol Police said Tuesday that it detained a person near the U.S. Capitol Building who was in possession of "what appears to be a gun."

Robert Dorgan posted about going "BERSERK" before a hockey game attack that killed two, according to an account linked to the Rhode Island shooting suspect.

Officials confirm crime in disappearance of Savannah Guthrie's 84-year-old mother Nancy, who went missing Saturday night from her Tucson home, according to authorities.

The trial is underway for Colin Gray, accused of giving his son access to a firearm despite alleged threats and warning signs before a school shooting.

Rhode Island ice rink shooting suspect Robert Dorgan had a history of family conflicts over gender identity issues and a gender reassignment surgery, according to documents.

Nigeria counterterrorism efforts receive U.S. military support as American advisers arrive to help combat Boko Haram and Islamic State West Africa Province attacks.