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king battleground iowa_00021928
king battleground iowa_00021928

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    Iowa: Key battleground state in 2012

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Iowa: Key battleground state in 2012

CNN's John King takes a look at Iowa, a state President Obama won by 10% in 2008. It's now a tight race in the state.

Iowa: Key battleground state in 2012

CNN's John King takes a look at Iowa, a state President Obama won by 10% in 2008. It's now a tight race in the state.