SIZE: 31X10.50R15LT 109Q M/S RIGHT REAR TIRE HAD A TREAD SEPARATION. THE VEHICLE FLIPPED AND ROLLED. THE DRIVERS SEATBELT FAILED AND HE WAS EJECTED. FIVE PASSANGERS WERE EJECTED. ALL INJURED WITH ONE FATALITY. I-10 EASTBOUND 37 MILE MARKER GRANT COUNTY NEW MEXICO.( DOT NUMBER: VD60AW3527 TIRE SIZE: 31X10.50R1 )