At Salon Tuesday:

With both sides counting on dramatic turnout, Tom Barrett’s campaign is charging Scott Walker supporters with dirty tricks. In an email sent to supporters last night, Barrett for Wisconsin finance director Mary Urbina-McCarthy wrote, “Reports coming into our call center have confirmed that Walker’s allies just launched a massive wave of voter suppression calls to recall petition signers.” According to Urbina-McCarthy, the message of the calls was: “If you signed the recall petition, your job is done and you don’t need to vote on Tuesday.”

Here’s the rest.