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Democrats In his first Rocky Mountain victory of the night, Barack Obama carried the state as closing polls headed farther west.
Republicans Mitt Romney, whose Mormon faith played a big role in his primary victory in Utah, won 36 delegates in a winner-take-all sweep.
Romney is a favorite adopted son in Utah. He was chief of the Salt Lake Olympics in 2002 and owns a vacation home at Park City's Deer Valley resort.
Democrats There was no Democratic vote here on Tuesday.
Republicans Mike Huckabee won 18 delegates in Tuesday's first contest as backers of John McCain threw him their support to prevent a win by Mitt Romney.
Huckabee beat Romney on a second ballot with 51.5% of the 1,133 delegates attending the state G.O.P.'s presidential nominating convention. Romney was backed by 47.4%.
McCain had 15%. Texas Congressman Ron Paul had 10%, but was eliminated for the second vote since he came in last place.