Sen. Max Baucus, D-Mont. left, and Rep. Dave Camp, R-Mich., speak about overhauling tax policy to an audience at the 3M tech company on Monday. Hannah Foslien/AP hide caption

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Democratic Rep. Elijah Cummings of Maryland is a ranking member of the House Committee on Oversight and Government Reform. He's released documents that suggest that the IRS targeted progressives as well as Tea Party groups. Alex Wong/Getty Images hide caption

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House Oversight and Government Reform Committee Chairman Darrell Issa (right) speaks with the committee's ranking Democrat, Elijah Cummings, during a hearing last month. Charles Dharapak/AP hide caption

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The Club for Growth is backing a candidate running against Republican Rep. Mike Simpson (shown in this screen shot from the PrimaryMyCongressman.com site) in Idaho's 2014 GOP primary. PrimaryMyCongressman.com hide caption

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Outgoing acting Internal Revenue Service Commissioner Steve Miller (right) and Treasury Inspector General for Tax Administration J. Russell George are sworn in before a full House Ways and Means Committee hearing in May. Nicholas Kamm/AFP/Getty Images hide caption

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Rep. Sander Levin, D-Mich., listens as ousted IRS Chief Steve Miller and J. Russell George, Treasury inspector general for tax administration, testify during a House Ways and Means Committee hearing on May 17. Charles Dharapak/AP hide caption

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Lois Lerner, head of the IRS unit that decides whether to grant tax-exempt status to groups, leaves a House Oversight and Government Reform Committee hearing in May. J. Scott Applewhite/AP hide caption

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Third-generation Oklahoma farmer Scott Neufeld says crop insurance is important to his family's business. Tamara Keith/NPR hide caption

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Rep. Cole speaks as U.S. Secretary of Homeland Security Janet Napolitano and others listen during a news conference in Moore last week. Brett Deering/Getty Images hide caption

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House Majority Leader Eric Cantor, R-Va., has been pitching a GOP rebranding effort he calls Making Life Work. The agenda is aimed at creating "conditions of health, happiness and prosperity" for American families, he says. Steven Senne/AP hide caption

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