MTV is reporting that the passenger in Ryan Dunn's care has been identified.  More after the jump.

30 Year Old Zachary Hartwell, in Iraqi War Vet and sometimes Jackass crew member has been identified as Ryan Dunn's passenger.  Autopsies are now underway to determine if alcohol was a factor in the crash.  It's reported the Dunn's car flew through 40 feet of trees before hitting one and bursting into flames.  Police say preliminary investigation reveal speed to be a contributing factor in the accident.

Well, enough of the bad times, let's look at some good times.  I don't know how I missed this one yesterday, the Jackass Video for "Memories" by Weezer.  It just shows you how tight these guys were.