Wisconsin's Democratic candidate U.S. Senator Russ Feingold, second from left, speaks, as Republican challenger Ron Johnson, right, listens during a senate debate held at Marquette University Law ... more 
Wisconsin's Democratic candidate U.S. Senator Russ Feingold, second from left, speaks, as Republican challenger Ron Johnson, right, listens during a senate debate held at Marquette University Law School, Friday, Oct. 22, 2010, in Milwaukee. less 
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Associated Press | Photo By Jeffrey Phelps
Fri, Oct 22, 2010 8:35 PM EDT