FILE - In this Oct. 15, 2010, file photo Wisconsin's Democratic candidate Milwaukee Mayor Tom Barrett, left, and Republican candidate Scott Walker, Milwaukee County executive, right, shake hands after... more 
FILE - In this Oct. 15, 2010, file photo Wisconsin's Democratic candidate Milwaukee Mayor Tom Barrett, left, and Republican candidate Scott Walker, Milwaukee County executive, right, shake hands after a gubernatorial debate in Milwaukee. Barrett and Walker are battling for the Wisconsin's governor's office which is open for the first time in 28 years since incumbent Democratic Gov. Jim Doyle decided against seeking a third term. less 
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Associated Press | Photo By Darren Hauck, File
Fri, Oct 22, 2010 6:05 PM EDT