Pictures Penguins Practice At Heinz Field December 31, 2010 / 4:07 PM EST / CBS News (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Jamie Squire/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Jamie Squire/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Jamie Squire/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images) 2011 NHL Winter Classic Practice (Photo by Jamie Squire/Getty Images) 2011 NHL Winter Classic Practice (Photo by Jamie Squire/Getty Images) 2011 NHL Winter Classic Practice (Photo by Jamie Squire/Getty Images) 2011 NHL Winter Classic Practice (Photo by Justin K. Aller/Getty Images)