Not for the faint-hearted (make sure you watch slow-mo)
Marcin Wasilewski, the Polish international, breaks his leg in football (soccer) match.
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Ouch, probably a bit worse than Eduardo's break, it was bleeding through his sock.

The guy in red shirt should get a lifetime match ban, younever jump in studs up, he was no where near the ball. I don't know if it was intentional or not though, it did happen very quick.