REAR DRIVER SIDE LUG NUTS FAILED CAUSING VEHICLE TO FISH TAIL, ROLLING OVER 4-5 TIMES RESTING UPSIDE DOWN. TWO ADULT AND THREE CHILDREN AGES 5,12 AND 18 INVOLVED IN THE CRASH. ONE ADULT SUFFERED BROKEN NECK IN TWO PLACES AND CRUSHED DISC. ONE WEEK HOSPITAL STAY WITH SURGERY TO REMOVE CRUSHED DISC AND FUSION OF TWO VERTIBRAE. OTHER ADULT AND TWO CHILDREN SUFFERED MINOR CUTS AND ABRAISIONS ONE CHILD EJECTED FROM VEHICLE ONTO HIGHWAY.