Blog Writer The Washington Times - April 14, 2008, 10:55AM
Sen. Barack Obama Sen. Hillary Rodham Clinton SEE RELATED:

repeatedly
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American Research Group
23% of likely primary voters say that excessive exposure to Obama’s advertising is causing them to support Clinton. This compares to 19% of likely primary voters in Ohio who said that excessive exposure to Obama’s advertising in that state caused them to support Clinton. Too much advertising can harm a campaign.
— Christina Bellantoni, national political reporter, The Washington Times