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Reminder of NHL's concussion problem

Artem Anisimov's brutal hit on Thursday is the latest example of a league-wide issue.

Updated: February 23, 2013, 12:02 PM ET
By Craig Custance

In a moment like this, everything stops. When a player lays motionless on the ice, surrounded by doctors and trainers like Columbus forward Artem Anisimov was on Thursday night in Detroit, there are no teams or allegiances.

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