AMBULANCE ON RESPONSE TO EMERGENCY CALL. STEERING WHEEL "LET GO" CAUSING DRIVER TO LOSE ALL CONTROL. STEERING WHEEL COULD BE SPUN COMPLETELY 360 DEGREES VERY FAST. WE HAVE VIDEO OF THE CRASH AND STEERING WHEEL. WANT TO MAKE SURE THIS IS NOT A VEHICLE DEFECT IN AMBULANCES OF THIS TYPE. COULD HAVE BEEN A CATASTROPHIC EVENT. *TR