TMZ Sports has obtained body cam footage from the cop who spoke with Arizona Cardinals safety Chris Clemons after he allegedly knocked out a woman in Scottsdale back in May ... and it's weird.
Backstory ... Clemons is accused of punching a woman in the face around 2AM on May 8th -- knocking her out cold during a parking lot altercation near a Scottsdale nightclub.
According to the police report, obtained by TMZ Sports, cops combed the area searching for a suspect that was described by witnesses as a pro football player named Chris.