We first saw Sean Casey's latest and greatest in mobile tornado chasing insanity, the TIV-2, in a spy photo back in May, but now Sean's given us this exclusive first-hand look at the truck-based ...

The 14,000-pound TIV-2 is just such a vehicle ... The armor plates slide down to the pavement on each side, preventing the car from being lifted. For even more stability, it uses steel spears ...