Laich, who had played in all 25 games for the Capitals this season, has four goals and two assists. He scored in the Capitals' 6-4 loss to the Ottawa Senators on Wednesday.
"He had a little tightness the other day [and] he played," coach Adam Oates said. "He felt pretty good [Thursday] morning, and then last night, it was just a little tight. Hopefully, just precautionary and nothing major there."
I remember the first time at Wrigley Field all of us had the long johns, the turtlenecks and the extra equipment because we were afraid of being cold. Halfway through the first period everybody's ripping everything off and we just ended up wearing what we would normally wear for a game at the United Center.
— Chicago Blackhawks forward Patrick Sharp on the 2009 Bridgestone NHL Winter Classic