Teenager arrested for threatening a school shooting on social media: Police

A teenage girl is in police custody after she allegedly posted online threats against several schools in Chester, Pennsylvania, ABC Philly reported.

The unidentified 17-year-old girl allegedly posted threats on Instagram against Chester Upland School District, Chester Community Charter School and Chichester High School.

RELATED:Pregnantteendies after shoveling

“I’m coming tomorrow shooting up every Chester Upland School District school Chester Community Charter School (both) and Chichester High School as well,” she wrote in all caps with emoji sprinkled about. “All blacks must die!”

Police reportedly traced the message to a home on Harshaw Road where they found the teen at a sleepover. She admitted to making the threat and was placed into custody.

All of the threatened schools will remain in session.

Joining the final six-week stretch for mobilizing Philadelphia voters

Talk It OUT: LGBTQ Voices In A Queer Election Year

Matt Lee is a Web producer for Metro New York. He writes about almost everything and anything. Talk to him (or yell at him) on Twitter so he doesn’t feel lonely@mattlee2669.