"BALL JOINT FAILURE" WHILE TRAVELLING DOWN FREEWAY AT 35-40 MPH THE PASSENGER FRONT TIRE HAD COME OFF AND CAUSED THE VEHICLE TO DROP. LOST STEERING, BRAKES AND ANY CONTROL OF THE VEHICLE AT THIS TIME. THE VEHICLE SKID INTO THE GUARD RAIL SPINNING IT AROUND AND SLIDING UNTIL IT CAME TO A STOP. THE ARM CAME DIRECTLY OFF THE VEHICLE AND IS STILL ATTACHED TO THE WHEEL.