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tom foreman has the latest install the of "political theater." >> reporter: many front running candidates have been so convinced of victory that they've used the primaries to get a hard running start at the general election. look at wisconsin, where we swing up there to find two men who want to be governor and they are slugging it out. look at this ad by republican scott walker. >> i want to get government out of the way so employers can create more good-paying jobs right here in wisconsin. i'm scott walker and i took on the political machine in milwaukee and i'm ready to go the distance as your next governor. >> reporter: now, those boxing gloves might strike some voters as a tad insensitive, considering that a year ago democratic contender tom barrett, the mayor was savagely beaten while rescuing a woman from an attack. look at his ad. >> there's people with a kind of character who don't think about circumstances, about what might happen to them, they just respond. and i don't think he ever thought about it. i know, and our kids know that their dad will always stand up