Optimum - The cold was so extreme for this year's Winter Classic that the rink was heated before the game to keep the ice surface at an optimum temperature. https://t.co/JdEjfvbs6b

1:01am PST - January 2nd, 2022

The cold was so extreme for this year's Winter Classic that the rink was heated before the game to keep the ice surface at an optimum temperature. https://t.co/JdEjfvbs6b

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