MS NOW

‘This could be dramatic’

Karl Rove's Crossroads GPS and the Koch brothers' Americans for Prosperity are tax-exempt groups influencing elections. New rules may shake up their plans.

The "Koch Busters Rally" on Sunday, Jan. 30, 2011, in Rancho Mirage, California is a protest of an invitation-only gathering of elite Republican donors organized by billionaire brothers Charles and David Koch.
The "Koch Busters Rally" on Sunday, Jan. 30, 2011, in Rancho Mirage, California is a protest of an invitation-only gathering of elite Republican donors organized by billionaire brothers Charles and David Koch.AP

Steve Benen is a producer for "The Rachel Maddow Show," the editor of MaddowBlog and an MS NOW political contributor. He's also the bestselling author of "Ministry of Truth: Democracy, Reality, and the Republicans' War on the Recent Past."