08/20/2010 05:12 am ET Updated May 25, 2011

Buck, Bennet Lead In U.S. Senate Primary Races: Denver Post

Ken Buck holds a large lead over Republican primary opponent Jane Norton in the race for Colorado's U.S. Senate seat, a Denver Post/9News poll shows.

Buck, the Weld County prosecutor buoyed by outside TV buys and Tea Party sentiment, leads former Lt. Gov. Norton 53 percent to 37 percent among likely Republican primary voters, according to poll results.

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