Here are our latest additions to CQ Politics state-by-state general election match-ups:

**Wisconsin:** Barack Obama leads John McCain 48 percent to 42 percent with 10 percent undecided in a SurveyUSA poll conducted May 16-18. the margin of error is 4.1 percent. SurveyUSA did not poll on Hillary Clinton. A mid-April SurveyUSA poll had Mccain and Obama in a statistical tie. The two are within the margin of error of each other among men voters and Obama has an 8 point lead among women. They are also within the margin of error among white voters who make up 90 percent of the sample. Obama has a big 53 percent to 36 percent advantage among independents who make up 29 percent of the sample. A May 5 poll by Rasmussen Reports had McCain ahead of either Obama or Clinton by 47 percent to 43 percent with a 4.5 percent margin of error.