The incident occurred April 26 when Jeff Sperbeck reportedly fell from a golf cart driven by John Elway in La Quinta, ...

John Elway's friend Jeff Sperbeck reportedly died of blunt head trauma after falling from a golf cart at the Madison Club in California ...

The investigation into the death of John Elway's agent, Jeff Sperbeck, remains open due to the possibility of more evidence ...

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.

Police are still waiting for potential video from local residents before officially closing the Jeff Sperbeck investigation.

Jeff Sperbeck, John Elway’s longtime agent and business partner, died Wednesday after a tragic golf cart accident Saturday in La Quinta, Calif., according to the Riverside County Sheriff’s Office.

There are no words to truly express the profound sadness I feel with the sudden loss of someone who has meant so much to me,” Elway said.

Sperbeck, 62, was at the Madison Club, a private golf community where former Denver Broncos quarterback John Elway ... business partner and agent Jeff Sperbeck,” Elway's statement read.

Jeff Sperbeck, the longtime agent and close friend of NFL legend John Elway, died in what California investigators are calling an accident. The Riverside Sheriff’s Coroner has ruled that the ...

7Cellars/Instagram Jeff Sperbeck, John Elway's agent, died from blunt head trauma, the Riverside County Coroner Bureau confirmed to PEOPLE Sperbeck fell from a golf cart on April 26 in La Quinta ...