Article Photos: Midwest bundles up as bitter cold grips region 7/12

A flock of geese huddles to stay warm on a slab of ice enveloped by steam on the Rock River in Watertown, Wis. as arctic air pushes through the Upper Midwest on Tuesday, Jan. 22, 2013.  The upper Midwest region is grappling with another day of extreme cold.  (AP Photo/Watertown Daily Times, Samantha Christian)