In a primary election held in Ohio today, two weeks from the vote, John McCain crushes Mike Huckabee, 61% to 29%.

One week ago, Huckabee led by 3 points among those Republican primary voters identifying themselves as conservatives; today, he loses those voters by 27 points:

On the Democratic side, Barack Obama has cut Hillary Clinton’s lead almost in half over the past seven days. One week ago, Clinton led by 17; today, she leads by 9 points.  A week ago, Obama led by 1 point among men; today, he leads by 16:

Research conducted for WKYC-TV in Cleveland, WCPO-TV in Cincinnati, WCMH-TV in Columbus, and WHIO-TV in Dayton. To see full results, crosstabs, analysis, and tracking for the Republican race, click here. For the Democratic race, click here. Click the “triangle-T” icons to access tracking graphs; then use the pop-up menu to control which sub-group you’re seeing.