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Casey increases lead over Santorum
Continue to the storyMr. Casey had a 14-point lead in the Quinnipiac University Poll, with 54 percent of likely voters saying they planned to vote for him compared to 40 percent for Santorum. One percent said they wouldn't vote and 6 percent said they didn't know. Casey had a seven-point lead among likely voters in a match up between the two in the same poll on Aug. 15.