Live updates: United States vs. Czech Republic Olympic men's ice hockey

After rolling through the group stage unbeaten, the United States men's Olympic ice hockey team returns to the ice for a quarterfinal matchup against the Czech Republic.

Join Philly.com's Jonathan Tannenwald for a live chat starting at noon as Phil Kessel, Jonathan Quick and new hero T.J. Oshie lead the Americans against Jaromir Jagr, Patrick Elias and the Flyers' Jakub Voracek.

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