TAMPA, Fla. (AP) Authorities say a University of South Florida football player has been arrested for allegedly firing a gun on campus.

University police say 21-year-old freshman reserve offensive lineman Benjamin Knox of DeLand fired at a dorm from a parking garage early Sunday.

Police say they found spent shell casings on the ground and an open gun case and ammunition inside a vehicle belonging to Knox. According to police, the shots appeared to have been fired randomly. No one was injured.

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Officers say they found a gun when they arrested Knox at his dorm. He was held on $15,000 bond on charges of discharging a firearm on school property and shooting into a building. Hillsborough County jail records didn't show whether he had an attorney.

USF has suspended Knox from team activities.