WSB is reporting that a loaded gun was brought to Stone Mountain High School, and DeKalb police are looking into how it got there.
Two people were arrested in connection with the incident, the WSB report states.
According to the news report, police discovered the gun after breaking up a fight in a school parking lot on Tuesday.
Someone captured the incident, including someone getting slammed into a school bus, in a cellphone video.
A gun dropped from the pocket of one of the people involved in the fight, witnesses told WSB.
Check back with Patch for updates.