Watch: Moment gunman tackled by school principal

Surveillance camera footage has captured the dramatic moment a brave high school principal in Oklahoma intervened to stop an armed former student on campus, an incident that has drawn widespread attention to the quick thinking and courage of school leaders facing violent threats.

The closed-circuit television recording documents the principal making the split-second decision to charge directly at the individual, who was carrying a weapon on school grounds. The rapid, fearless action by the principal ended the threat before it could escalate into a mass casualty event, leaving many praising the administrator for putting his own safety at risk to protect students and staff at the school.

While additional details about the incident, including whether any injuries were reported or what charges the suspect may face, have not been fully released, the footage has circulated widely, sparking conversations about the preparedness of school personnel to respond to active threats and the extraordinary acts of courage that often occur in these dangerous situations. Communities across the country have also highlighted the role that school principals and staff play in keeping students safe beyond their traditional administrative and educational duties.