ppMost-of-those-with-black-lung-worked-on-surface-mines-in-Central-Appalachia.-In-Kentucky-nearly-6-percent-of-miners-tested-had-signs-of-bla

Republican Presidential candidate, former Massachusetts Governor Mitt Romney, shakes hands during a stop for a sandwich at a WaWa Gas Station on June 16, 2012 in Quakertown, Pennsylvania.

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