Buffalo Bills running back LeSean McCoy and former San Diego Charger Curtis Brinkely were allegedly involved in a weekend altercation involving three off-duty Philadelphia police officers.

According to a police report obtained by CSN Philadelphia, two of the officers had broken ribs, and the dispute that may have had something to do with the purchase of champagne at a Philadelphia night club early Sunday morning.

Philly.com reports that police are seeking arrest warrants.

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McCoy spent six seasons with the Philadelphia Eagles before being traded to the Buffalo Bills last offseason. McCoy and then-Eagles head coach Chip Kelly sparred after the trade, with McCoy intimating that Kelly's personnel moves had to do with race.