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UNITED STATES - AUGUST 9: Martha McSally, Republican candidate running against Rep. Ron Barber in Arizona's 2nd Congressional district, speaks with supporters at a breakfast in Tucson, Ariz., on Saturday, Aug. 9, 2014. (Photo By Bill Clark/CQ Roll Call)

UNITED STATES - AUGUST 9: Martha McSally, Republican candidate running against Rep. Ron Barber in Arizona's 2nd Congressional district, speaks with supporters at a breakfast in Tucson, Ariz., on Saturday, Aug. 9, 2014. (Photo By Bill Clark/CQ Roll Call)

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