The work could take weeks, police said. Authorities are also mulling criminal charges, although it's not clear against whom.

Alexander Paffendorf expressed regret for his involvement when a judge offered a chance for final words before keeping an ...

Alexander Paffendorf was detained late last month after FBI agents said he was plotting a mass shooting with Natalie "Samantha" Rupnow.

A California man apologized for his connection to the 15-year-old shooter who killed a student and teacher in a Madison ...

Madison was suddenly added to a long list of cities that have had to activate plans to deal with a school shooting.

A criminal investigation remains ongoing into a Carlsbad man accused of communicating with a 15-year-old girl behind a deadly ...

Preliminary tallies by the Gun Violence Archive found 1,419 children and teenagers were killed by guns last year, nearly ...

A California man has apologized for his connection to a 15-year-old girl who fatally shot a teacher and a fellow student at a ...

A criminal investigation is ongoing into a Carlsbad man who allegedly communicated with the teenage girl who committed a ...