Riverside County Sheriff Chad Bianco said Jeff Bianco was standing in the back of a moving golf cart when he fell. The sheriff would not say if John Elway was the driver.

California authorities say the death of Jeff Sperbeck in a golf cart accident appears to be a horrific accident

Jeff Sperbeck, a longtime player agent and business partner to Hall of Famer John Elway, died early Wednesday in Palm Springs from injuries suffered after falling from a golf cart driven by the legendary Denver Broncos quarterback.