THE TREAD OF RIGHT REAR FIRESTONE TIRE (LT245/75R) SEPARATED RESULTING IN A BLOWOUT, THE BLOWOUT CAUSED THE CAR TO SWERVE AND AS A RESULT THE TRAILER THEY WERE PULLING BEGAN TO FISHTAIL, THE CAR AND TRAILER LEFT THE HIGHWAY AND TRAVELED DOWN AN EMBANKMENT WHERE THEY OVERTURNED. NLM( DOT NUMBER: TIRE SIZE: LT24575R16 )