Article Photos: Fog delays class, flights in Detroit, Grand Rapids

Christmas lights decorate trees at the East Beltline entrance for Cornerstone University as morning fog changes the landscape around Grand Rapids, Mich., Monday, Dec. 3, 2012. (AP Photo/The Grand Rapids Press, Chris Clark)

Christmas lights decorate trees at the East Beltline entrance for Cornerstone University as morning fog changes the landscape around Grand Rapids, Mich., Monday, Dec. 3, 2012. (AP Photo/The Grand Rapids Press, Chris Clark)