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　　Greg Johnson, Chris Chittick, and Ricky Forbes are the Tornado Hunters. Outfitted with their truck, Flash and the best equipment money can buy; they target the biggest tornadoes in North America. Greg has built his passion for extreme weather into a full-time storm-chasing business, the only one in Canada, and he captures one-of-a-kind footage to keep it running. Those heart-of... (展开全部)