Texas Sen. Ted Cruz has made the case that he is the consistent conservative in the presidential race, but he is fending off questions about a loan from a major Wall Street firm his wife worked for. Mark Zaleski/AP hide caption

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Former Florida Gov. Jeb Bush's superPAC is a juggernaut, raising well over $100 million. But he has sputtered in the GOP primary. Andrew Harrer/Bloomberg via Getty Images hide caption

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Politics

SuperPACs Are Not So Super In 2016

Outside groups were expected to propel candidates this year. But in the 2016 Republican primary, they are having little impact on who's up and who's down.

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Hillary Clinton appears at a Democratic National Committee event in October. Her joint fundraising committee with the DNC can ask a single donor for 135 times as much money as her campaign alone. Drew Angerer/Bloomberg via Getty Images hide caption

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Senate Majority Leader Mitch McConnell, R-Ky., is backing a measure to lift the limits on how much money major parties can spend in coordination with Senate and House candidates, drawing criticism from Democrats and Tea Party-aligned Republicans. Win McNamee/Getty Images hide caption

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