CHEVROLET TRACKER'S SOFT TOP VEHICLE LACKS A ROLL BAR TO PROTECT THE BACK SEAT OCCUPANT IN A ROLL OVER MY DAUGHTER WAS BLESSED TO BE THROWN FROM THE VEHICLE. THERE IS NO PROTECTION BETWEEN THE PASSENGER AND THE GROUND!!! IF SHE'D BEEN WEARING HER SEAT BELT SHE COULD HAVE DIED. *NLM