Josh Kraushaar at National Journal writes that Republicans in Rust Belt States—Pennsylvania, Michigan, Ohio—are having trouble fielding Senate candidates to challenge Democratic incumbents in 2012, despite the fact that President Barack Obama is losing support in those states. Kraushaar argues that this shows an electorate rejecting single-party control in Washington. Even if Obama loses re-election, he says, Democrats may still maintain control of the U.S. Senate.
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