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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California's Legislative Analyst's Office said the latest proposal to build a $68.4 billion high-speed train system is still too vague and the state legislature should not approve funding it for it this year. Rich Pedroncelli/AP hide caption

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Tom Barrett and Kathleen Falk chat before the start of a live debate for Democratic gubernatorial primary candidates Friday at the Wisconsin Public Television studio in Madison. The front-runners vying for a chance to take on Republican Gov. Scott Walker in a June recall election bashed the governor during the debate. Not pictured are fellow candidates Doug La Follette and Kathleen Vinehout. Rick Wood/AP hide caption

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Chicago Mayor Rahm Emanuel sits with South Side first-graders in October. Emanuel's plan to lengthen the school day and the school year has met with resistance. Charles Rex Arbogast/AP hide caption

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This November 2011 photo provided by The American Quarter Horse Journal shows Rita Crundwell of Dixon, Ill., at the 2011 American Quarter Horse Association World Championship Show in Oklahoma City. FBI agents arrested Crundwell, the Dixon comptroller, on charges she misappropriated more than $30 million since 2006 to finance a lavish lifestyle. AP hide caption

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Standing in front of a statue of Ronald Reagan on horseback, Rick Santorum speaks at a campaign rally Monday in Dixon, Ill. Seth Perlman/AP hide caption

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Rep. Don Manzullo, a 10-term veteran, campaigns in Belvidere, Ill., on March 5. M. Spencer Green/AP hide caption

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