Koch Brothers, Karl Rove and Others Pledge Spending $1 Billion To Defeat President Obama

Republican super PACs and other outside groups shaped by a loose network of prominent conservatives – including Karl Rove, the Koch brothers and Tom Donohue of the U.S. Chamber of Commerce – plan to spend roughly $1 billion on November’s elections for the White House and control of Congress, according to officials familiar with the groups’ internal operations. -  Politico