Authorities in eastern Contra Costa County said a middle school student was arrested after a firearm was found on campus Tuesday morning.
According to the Brentwood Police Department, staff at Adams Middle School were alerted about a student with a firearm in their backpack around 8:15 a.m. The department’s School Resource Officer responded.
An investigation revealed that the firearm was real, police said. The student was arrested and taken to Juvenile Hall for booking…