In a survey of the presidential election, President Obama leads Mitt Romney 51 percent to 43 percent. The Democratic presidential nominee has won Wisconsin the last six times, but in 2000 and 2004, the outcome was very close. The Marquette poll of 431 likely Republican primary voters was conducted from July 5-8 and carries a margin of error of +/- 4.7 percentage points. The pollster surveyed 810 likely general election voters during the same dates, with a +/- 3.4 percent margin of error.
Poll: Thompson Leads GOP Field as Hovde Surges
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