Ice crystals form frost on the window of a home in Medina, Minn., as the area experiences subzero temperatures on Monday, Jan. 21, 2013. (AP Photo/The Star Tribune, Richard Sennott)

Associated Press
Ice crystals form frost on the window of a home in Medina, Minn., as the area experiences subzero temperatures on Monday, Jan. 21, 2013. (AP Photo/The Star Tribune, Richard Sennott)
Ice crystals form frost on the window of a home in Medina, Minn., as the area experiences subzero temperatures on Monday, Jan. 21, 2013. (AP Photo/The Star Tribune, Richard Sennott)
View Comments (0)