Meet the leaders of a new movement -- the DIY space race. Whether they plan to launch themselves into orbit, land on Mars or test their home built space suits, these everyday astronauts put it all on the line to turn their dreams into reality.
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Greg Johnson, Chris Chittick, and Ricky Forbes are the Tornado Hunters and they're going to find the biggest, baddest tornadoes in North America, and head straight for them. If they can keep four wheels on the ground, they'll capture the world's best, most extreme storm imagery, and turn their passion for storm chasing into one hell of a way to make a living.