TEMPE, AZ - Update: Tempe Police have confirmed that the 20-year-old student is named Aidan Mohr.
An Arizona State University student is recovering after being left, unconscious, in the emergency room at a Valley hospital.
Tempe police tell ABC15 the 20-year-old man was dropped off at St. Luke's Hospital sometime late Friday night or early Saturday morning. He was reportedly left in a wheelchair in the hospital ER with a note taped to his chest that had his name and his phone number.
The man appeared to be unconscious and had a blood alcohol level of .47, according to police.
Sources close to the investigation say he took an estimated 20 shots of tequila during some sort of drinking game or competition,
Police say the man was in critical condition at one point, but is now expected to be OK.
It's believed the incident took place during a fraternity party.
Sources say the student in question is in the same fraternity as Jack Culolias who died during a fraternity gathering in Tempe last year.
No arrests have been made in the case, and Tempe police are continuing to investigate the incident.
The man's name has not been released.