The incident happened around 8:30 a.m. when a male student used a small knife to injure three classmates at Pittsburgh Carrick High School, Pittsburgh Public Safety announced.
Two students were transported by Pittsburgh EMS for stab wounds to their abdomens, while a third was treated at the scene for a minor laceration and released, according to officials.
The student actor also sustained a laceration to his hand. He was treated at the scene before being transported to Pittsburgh Police Headquarters…