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.

On Friday, coroner officials released a statement saying Jeff Sperbeck, John Elway's agent, cause of death was ruled accidental and resulted from blunt head trauma.

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.