WE WERE ON OUR WAY NORTH ON !-17 TO THE GRAND CANYON WHEN AT ABOUT 30 MILES SOUTH OF FLAGGSTAFF, MY HUSBAND WAS DRIVING AT ABOUT 70 MILES/HR. WE HEARD A POP COMING FROM THE RIGHT REAR TIRE AND SUDDENTLY AFTER, MY HUSBAND LOST CONTROL OF THE SUV AND CRASHED. *AK( DOT NUMBER: ? TIRE SIZE: 235/75R15 )