MY 16 YEAR OLD DAUGHTER WAS DRIVING ON THE AZ 101 FREEWAY SOUTHBOUND IN THE 'FAST LANE" WHEN THE TWO LEFT SIDE TIRES, FRONT AND REAR, BLUE, CAUSING THE VEHICLE TO SPIN TWO COMPLETE REVOLUTIONS AND END UP IN THE CENTER LANE IN A NORTHBOUND DIRECTION. THE VEHICLE DID NOT TURN OVER, BUT MY DAUGHTER DID SUFFER A CONCUSSION, BRUISED CHEST, WHIPLASH AND INJURIES TO HER HIP. SHE IS CURRENTLY RECEIVING MEDICAL TREATMENT. SINCE THE ACCIDENT WE HAVE DISCOVERED THAT ANOTHER OF THE TIRES HAS A PIECE OF THE TREAD ABOUT THE SIZE OF A HALF DOLLAR, THAT HAS LIFTED FROM THE CENTER PART OF THE TIRE CASING. MY DAUGHTER IS NOW AFRAID TO DRIVE THE DODGE, OR OUR JEEP GRAND CHEROKEE BECAUSE OF THE GOODYEAR TIRES. (TIRESIZE: R275/60R17)( DOT NUMBER: TIRE SIZE: R275/60R17 )