The death of Jeff Sperbeck, a business partner and former agent for NFL Hall of Famer John Elway, after falling off a golf cart on Saturday appeared to be a 'horrific accident' that didn't involve criminal activity. That is the verdict of Riverside County Sheriff Chad Bianco, whose agency is investigating the incident. Sperbeck, 62, died on Wednesday, after his injury at a Southern California golfing community. Witness Ali Simon told KESQ-TV of Palm Springs that Elway was at the scene of the crash. 'This appears to be a horrific accident,' Bianco told the Denver Post. 'And unfortunately for all of those involved, one of the people - well, a couple of them - happen to be very high-profile celebrities. And that makes this more of an issue than it probably should be.' It comes as Elway, who played his whole career on the Denver Broncos, hired lawyer Harvey Steinberg, according to Fox. More to follow.