VIDEO: Large fight at Upper Darby High School

Footage from a large fight at Upper Darby High School on Oct. 8 has made its way to YouTube.

Six arrests have been made in connection with the melee, which left one school employee unconscious.

Jermaine Richardson, 18, is charged with delivering the blow that left the staff member unconscious and on the ground with a torn ligament in his left leg, the Delaware County Daily Times reports.