A bomb threat and reports of a person with a gun brought SWAT officers to Jones College Prep. Then officers were called to John Hancock College Prep Both threats were deemed not credible.

Chicago police said they responded to two false bomb threats at schools Wednesday, a practice known as swatting, creating traffic backups and confusion. The first call to police at 2:05 p.m.

Threats of violence led to large-scale police responses at multiple Chicago high schools, with classes now dismissed for the day.

Chicago police responded to Jones College Preparatory High School on Wednesday after the school received an email containing language that resembled a potential safety threat.