Icicles form on a fire hose from single digit temperatures as Chicago firefighters battle a five-alarm blaze in a warehouse on the city's South Side, Bridgeport neighborhood Wednesday,

 

              Icicles form on a fire hose from single digit temperatures as Chicago firefighters battle a five-alarm blaze in a warehouse on the city
Icicles form on a fire hose from single digit temperatures as Chicago firefighters battle a five-alarm blaze in a warehouse on the city's South Side, Bridgeport neighborhood Wednesday, Jan. 23, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)