Darryl Tait flies off a jump at the B-Line indoor bike park.

Darryl Tait flies off a jump at the B-Line indoor bike park.

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Darryl Tait is hanging off the uphill side of his snowmobile, wedged in a chute at the top of a mountain and hoping against hope that the weight of his upper body is enough to keep the 500-pound machine from tumbling back down the slope and taking him with it. As he tries, unsuccessfully, to release the straps that hold his paralyzed