UFC fighter Tommy McMillen found unresponsive in nightclub

UFC featherweight Tommy McMillen was found unresponsive in a Scottsdale nightclub bathroom early Sunday and taken to a hospital, where he was reported in stable condition, according to a Scottsdale Police Department spokesperson. Officers administered Narcan, and a white, powdery substance was found nearby, but authorities have not established what caused McMillen to become unresponsive.

The spokesperson said officers found McMillen at Cake nightclub in Scottsdale’s Old Town district and transported him to a hospital. He was still breathing when he arrived, and officers did not believe he had life-threatening complications when they checked on him, the spokesperson said. The police report was titled “Overdose,” but that title does not establish a confirmed cause.

McMillen’s coach, Tim Welch, later posted that the fighter was completely okay and had trained the previous day. McMillen also posted on Instagram that he was ready for a short-notice fight. His post addressed his readiness to compete, not the cause of the medical emergency.

The police account, relayed through reporting about the incident, said officers administered Narcan and found the substance near McMillen. Neither...