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Business Latest: Class warfare with a twist

Iowa, a crucial battleground in the Republican-Democrat fight for control of the U.S. Senate, has scrambled terms of engagement in the politics of class.

Voters fill out their ballots in Iowa's primary election, West Des Moines, Iowa, June 3, 2014.
Voters fill out their ballots in Iowa's primary election, West Des Moines, Iowa, June 3, 2014.AP

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