Mesa teen arrested for alleged threats to mosque and students at Dobson High School

A teen is facing charges after police say he made online threats that were racially motivated.

Mesa police arrested the 15-year-old boy, a student at Dobson High School, on February 19 following an investigation into his online activity.

On February 18, the FBI notified the Mesa Police Department about a teen who was reported to have been making racially motivated online threats about carrying out a mass casualty incident.

Officials say the FBI was actively investigating the suspect since late January for online statements indicating he was in the Phoenix area.

Read more: ABC 15