MINNEAPOLIS (WCCO) — Five people were arrested early Monday morning at a downtown Minneapolis nightclub following an 18+ concert performance.

According to police, the arrests happened after a series of fights that broke out at Epic nightclub at about 2 a.m.

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Nineteen squad cars responded to the scene and five were arrested. They are awaiting possible misdemeanor charges of disorderly conduct, fleeing on foot and obstructing officers.

The fights broke out after a performance by rap artist Future. Minneapolis Police Sgt. Steve McCarty said more than a thousand people were in attendance.

“As the concert was ending, several hundred people came out onto the street,” he said. “There were a couple fights out there.”

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Police said it didn’t appear that anyone sustained injures requiring hospitalization.

The cause of the fighting is still unknown.

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This isn’t the first instance of violence at the nightclub this year. Back in March, a man was shot outside the club. Half an hour later someone else was stabbed in the chest.