EE WAS ASKED TO REMOVE THE DRIVE LINE ON A PICK UP THAT WAS NEEDING REAPRS. HE JACKED THE PICKUP , PLACING BLOCKS BEHIND AND IN FRONT OF THE REAR WHEELS. HE DID NOT USE OR PLACE ANY BLOCKING U NDER THE TRUCK. HE THEN CLIMBED UNDER THE TRUCK AND THE JACK SLIPPED OFF THE POINT TO CONTACT, WHICH WAS ON THE AXLE. HE IS RATHER LARGE AND WHEN THE JACK SLIPPED, THE TRUCK FELL IT HIT HIM O