Milwaukee, Wis. – A new Marquette Law School Poll shows that with three weeks to go until the recall election Governor Scott Walker has taken a six-percentage point lead over Milwaukee Mayor Tom Barrett, 50-44 percent, among likely voters. Just three percent say they are undecided. In the previous poll, taken April 26-29, Walker held a one-percentage point lead among likely voters, 48-47. Lt. Governor Rebecca Kleefisch holds a 47 to 41-percentage point lead over Professional Fire Fighters of Wisconsin president Mahlon Mitchell in that recall election, with 10 percent undecided.