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Serena Williams' husband Alexis Ohanian calls NHL's 4 Nations Face-Off format 'compelling' ahead of Canada vs. USA championship game
Serena Williams' husband, Reddit co-founder Alexis Ohanian, has praised the National Hockey League's (NHL) innovative 4 ...
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4 Nations Face-Off Round Robin Schedule
Each of the four teams will play three games in a round robin format, one against every other team, and the top two teams following those games will face off in a final championship match.