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.

A Loxahatchee man was arrested after authorities discovered he was allegedly planning a mass shooting, including potential attacks on law enforcement.

A former Michigan Army National Guardsman is accused of planning an attack at the Army's Tank-Automotive & Armaments Command on behalf of ISIS.

The Oakland County Sheriff's Office said two people have been arrested for allegedly planning a mass shooting at a high school graduation in Pontiac.

An alleged mass shooting plot at an Iowa State University graduation was thwarted by law enforcement. Now the Nevada man faces federal stalking charges.

A former member of the Michigan Army National Guard has been arrested after he allegedly tried to carry out a plan to conduct a mass shooting at a US military base in Michigan on behalf of the ...

Teen arrested in alleged mass shooting plot at a Washington state mall, officials say Beginning of dialog window. Escape will cancel and close the window.

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.

Teen arrested in alleged mass shooting plot at a Washington state mall, officials say Beginning of dialog window. Escape will cancel and close the window.

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.