Scorched pastures are spreading across central Illinois and the rest of the Midwest. Technology and techniques developed from previous droughts like the Dust Bowl are helping to save some of today's crops, but there's no substitute for water. Scott Olson/Getty Images hide caption

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Striking workers picket outside a Caterpillar plant in Joliet, Ill. The work stoppage is now entering its third month. Joseph P. Meier/Sun-Times Media Photo hide caption

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Wisconsin Gov. Scott Walker (center) is greeted by his Cabinet and staff Wednesday at the state Capitol in Madison, a day after defeating Milwaukee Mayor Tom Barrett in a recall election. Andy Manis/AP hide caption

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U.S. Attorney Patrick J. Fitzgerald speaks to reporters during a news conference Thursday in Chicago. Fitzgerald announced he would step down. Brian Kersey/Getty Images hide caption

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