Hillary Clinton addresses the Pennsylvania AFL-CIO three weeks before the Democratic primary contest against Barack Obama. Seated at right is Pennsylvania AFSCME President Gerald W. McEntee. Charles Dharapak/AP hide caption

itoggle caption Charles Dharapak/AP

"There are two ways to go forward from here, and history shows this," Martin O'Malley said of the two parties' approaches to fixing the economy. "One path is a sensible rebalancing that calls us back to our tried and true success story as the land of opportunity. The other is pitchforks." Ariel Zambelich/NPR hide caption

itoggle caption Ariel Zambelich/NPR

Republican presidential hopeful Sen. Ted Cruz speaks at the Republican Leadership Summit Saturday in Nashua, N.H. Jim Cole/AP hide caption

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Declared and potential candidates are already in New Hampshire. Former Florida Gov. Jeb Bush and others spoke at the First in the Nation Republican Leadership Summit this week in Nashua. Darren McCollester/Getty Images hide caption

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Former Maryland Gov. Martin O'Malley, a Democrat who is considering a 2016 presidential campaign, is interviewed by NPR's Steve Inskeep. Ariel Zambelich/NPR hide caption

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Reporters and campaign staffers rush to their cars to get to Hillary Clinton's first Iowa campaign stop. Tamara Keith/NPR hide caption

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Hill staffers and PGA professionals mingle Wednesday at this year's National Golf Day event on Capitol Hill, which included an annual Democrats versus Republicans putting challenge. Emily Jan/NPR hide caption

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