Jim Lowe,

Associated Press Published: July 19, 2012
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Construction worker Jim Lowe installs roofing tile in 100 degree temperatures Tuesday, July 17, 2012 in Springfield, Ill. Along with the unrelenting heat wave, the nation's widest drought in decades is spreading.

More than half of the continental U.S. is now in some stage of drought, and most of the rest is abnormally dry. (AP Photo/Seth Perlman)