Republican presidential candidate Mitt Romney (right) is introduced by Wisconsin Gov. Scott Walker as Rep. Paul Ryan, R-Wis., looks on during a campaign stop at Monterey Mills in Janesville, Wis., during the 2012 election. (Evan Vucci / Associated Press)
Read the article: Walker, Romney share stage in Wis.
Read the article: After 2 years, seemingly endless Wisconsin election cycle comes to an end