Apr 07, 2011; St. Paul, MN, USA; North Dakota Sioux forward Jason Gregoire (17) shoots the puck followed by Michigan Wolverines defenseman Chad Langlais (7) in the third period during the semifinals of the 2011 Frozen Four at Xcel Energey Center. The Wolverines defeated the Sioux 2-0.; Mandatory Credit: Marilyn Indahl