from Mike Chambers of the Denver Post,

Following the morning skate Tuesday, Avalanche coach Patrick Roy said goalie Semyon Varlamov would miss a "couple weeks" after an MRI detected a "groin problem" on Monday.

"That's all I can say for now," Roy added.

Rookie Calvin Pickard will start Tuesday night against the visiting Nashville Predators after being called up from the minors Monday, shortly after practice when Varlamov injured his groin for the third time this season.

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