An investigation is underway into a large fight at McLain High School in the 5000 block of North Peoria.
The Tulsa School district says a dispute Thursday afternoon between two groups of girls escalated into a physical fight involving 15 to 20 students.
Paramedics treated one security guard for an eye injury and one student for breathing problems.
The school says it will discipline anyone who participated in the disturbance. A letter was also sent home with students to parents explaining what happened.
No one has been arrested.
In all, 15 Tulsa Police officers responded to the school Thursday.
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