Jeff Sperbeck’s cause of death has been revealed. The longtime agent and friend of NFL legend John Elway reportedly died of blunt head trauma, the Riverside County Sheriff's Office told TMZ on ...

TMZ reported Wednesday that Elway was behind the wheel when Sperbeck fell off the vehicle and hit his head on asphalt at the private Madison Club community. John Elway (l.) and Jeff Sperbeck (r.) ...

Elway was reportedly driving the golf cart when Sperbeck fell out of the vehicle, according to TMZ and 9News. Witnesses also claimed Elway was driving the golf cart, according to KESQ News.

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.

— 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 ...

Jeff Sperbeck, John Elway's longtime business partner, is in the hospital on life support ... following a horrific golf course accident over the weekend, TMZ Sports has learned.

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.

Jeff Sperbeck has died at age 62 after a golf cart accident with John Elway. Elway, devastated, called 9-1-1 at Madison Club, La Quinta, TMZ reported.