THIS DESCRIPTION OF THE INCIDENT HAS HAPPENED NUMEROUS TIMES. WHEN THE VEHICLE IS STATIONARY I GO TO THE REAR OF THE VEHICLE AND OPEN UP THE BACK HATCH. ONCE IT IS OPEN ON SEVERAL OCCASIONS I HAVE CUT MY UPPER ARM/FOREARM AT THE POINT WHERE THE REAR TAILLIGHTS ARE SEPARATED. I HAVE FELT THE AREA AND HAD FAMILY AND FRIENDS DO THE SAME. THEY ALL AGREE IT IS VERY SHARP AND HAZARDOUS.