Celite feels this is not a valid injury, employee not working, Supervisor stated injury occurred at home. Claim denied by L&I. New claim using injury date 11-30-04 accepted 1-28-05 by L&I. Acc rpt filled out 1-18-05 stated he pulled pallet from stack set on machinery for supersack bags felt pulling back of leg, pulled another pallet from stack felt stinging lower back.