Yes, this is thedeath[certification] that we signed, Vick toldAL.com.
The cause of his hypothermia is not clear.
It is possible he had an underlying medical condition resulting in hypothermia.
I do not know if he could have been exposed to a cold environment.
The document stated: He was not held in a freezer.
Mitchell was reportedly found in the woods with his face covered in a black substance.