Republican challenger Ron Johnson continues to earn more than 50% of the vote in his U.S. Senate bid against incumbent Democrat Russ Feingold in Wisconsin.

The latest Rasmussen Reports telephone survey of Likely Voters in Wisconsin finds Johnson with 52% support. Feingold, who has represented the state in the Senate since 1993, earns 45% of the vote. Two percent (2%) are undecided.

The survey of 750 Likely Voters in Wisconsin was conducted on October 11, 2010 by Rasmussen Reports. The margin of sampling error is +/- 4 percentage points with a 95% level of confidence. Field work for all Rasmussen Reports surveys is conducted by Pulse Opinion Research, LLC.