Copyright ©2012 The Associated Press. Copyright ©2010. The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed. This material may not be published, broadcast, rewritten, or redistributed.
Jim Lowe, Tony Elshoff,
Construction workers Jim Lowe, left, and Tony Elshoff, right, install roofing tile in 100 degree temperatures at the Illinois State Fairgrounds 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)