Norman and University of Oklahoma police broke up a fight and dispersed a large crowd that had gathered around the Oklahoma Memorial Union late Saturday.
Police and emergency personnel were called shortly after 11 p.m. to the Union, 900 Asp Ave., where people injured in a fight were reported to be in the adjacent parking garage.
A crowd estimated at between 600 and 800 people reportedly had gathered around the Union, on adjacent Felgar Street and in the parking lot of a nearby convenience store.
By 11:50 p.m. the crowd reportedly had dispersed but the investigation continued.