INJURED WAS IN THE REAR SEAT OF #10 HUMMER ON THE PASSENGER SIDE. HUMMER WENT THRU A HOLE AND HIT HARD ON THE BOTTOM JAMMING INJURED INTO SEAT BOTTOM AND BACK. BACK OF HUMMER THEN PITCHED UP J AMMING INJURED HEAD AGAINST THE ROOF. INJURED HAS STARTED PHYSICAL THERAPY ON 3-26-03.