SHREVEPORT, La. -  A teenager is behind bars after threatening to shoot up Byrd High School, said Sheriff Steve Prator.

At around 9:30 a.m. on Wednesday, the threat was presented to a school staff member who passed the information along to the school resource officer, Caddo Parish Sheriff’s Deputy Rufus Porter.

CPSO Youth Services detectives were able to determine the source of the message with the help of CPSO Cyber Crimes investigators.

Det. Chris Ardoin arrested a 16-year-old Byrd High School student. The teen has been booked into Caddo Juvenile Detention Center on a charge of terrorizing.