THE EMPLOYEE WAS CARRYING HIS TOOL BAG, AND WHEN HE TRIED TO SWING HIS ARM BACK AND FORWARD TO PLACE THE TOOL BAG ON THE TRUCK BED THE BAG HIT THE SIDE OF THE TRUCK BED CAUSING SEVERE PAIN TO THE EMPLOYEE'S LEFT SHOULDER. THE EMPLOYEE MISSED WORK DUE TO DOCTOR'S REQUEST ON 11-17-00.