This, from all appearances and from all evidence, seems to just be a horrific accident,” Riverside County Sheriff Chad Bianco previously told The Denver Post.

Authorities have issued a ruling on the death of Jeff Sperbeck, John Elway's longtime friend and agent, who passed away in a tragic golf cart accident late last month. According to the Riverside (Calif.

Additional details, including the cause of death, regarding John Elway’s longtime friend and agent Jeff Sperbeck, have emerged this Friday.