Oakland County Sheriff Michael Bouchard spoke on an arrest and investigation into an alleged mass shooting plot at a graduation for a high school in Pontiac earlier this week. Rep. Madeleine Dean ...

A Michigan suspect who authorities say expressed explicit neo-Nazi and antisemitic ideologies online was arrested Friday by the FBI who alleged he stockpiled weapons and was planning a mass shooting.

WATCH: Oakland County sheriff speaks on arrest in alleged mass shooting plot at graduation ceremony. Oakland County sheriff speaks on arrest in alleged mass shooting plot at high school graduation.

A 19-year-old was arrested and a 20-year-old is being sought in connection to an allegedly planned mass shooting at a Pontiac high school graduation.

An Oregon teen has been arrested in connection with an alleged mass shooting plot targeting the Three Rivers Mall in Kelso, in southwestern Washington, officials said.

DETROIT — A 19-year-old man was arrested after spending months planning an attack against a U.S. Army site in suburban Detroit on behalf of the Islamic State group, authorities said Wednesday.

Officials at the school became aware of the alleged plot when they heard other students talking about it. According to My News 13 , Lake County Sheriff’s deputies questioned the 13-year-old who ...

A 13-year-old boy and a 14-year-old boy were arrested and booked on September 11 for “attempts, solicitation, and conspiracy to conduct a homicide (Mass Shooting),” the arrest report says.

An Oregon teen has been arrested in connection with an alleged mass shooting plot targeting the Three Rivers Mall in Kelso, in southwestern Washington, officials said.The suspect, whose identity ...

KELSO, Wash. — An Oregon teen has been arrested in connection with an alleged mass shooting plot targeting the Three Rivers Mall in Kelso, in southwestern Washington, officials said.