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The American athletes, though?
They're in Sochi, ready to compete.
Here's former marine Josh Sweeney, who lost both legs in Afghanistan in 2009:
"When I first got out there, the hitting — it was a little scary because you don't really know how to take it. But at the same time, I'd been in a hospital for so long and I'd been cooped up doing rehab... I was ready to take out some frustration... If you hit somebody, you feel a lot better."