New information from Wisconsin shows how investigators tracked the alleged threat to an 18-year-old Mooresville student.

A detective said they interviewed Shockley Wednesday and learned she had been planning the shooting for at least a year.

Andrew D. Lester, a Kansas City resident in his 80s, was charged with felonies in the shooting of Ralph Yarl, a teen who went ...

Shockley allegedly planned to carry out the mass shooting on February 14, Valentine's Day—exactly seven years after the Parkland shooting in Florida, in which Nikolas Cruz killed 17 people. Court ...

The suspect was grieving the death of their mother, bullied at school after being hit by a drunk driver and became fixated by ...

Trinity Shockley, 18, was arrested on Wednesday for allegedly planning a school shooting on Valentine's Day, after cops ...

A tip to an anonymous hotline leads to arrest of teenager in central Indiana who police say was plotting to carry out a mass ...