Sheriff Joe Arpaio of Maricopa County, Ariz., responded to George Lopez's profanity-filled tirade against him by telling the comedian to come meet with him. "Get some guts, come down here and meet me face to face. Let's see how you act then," Arpaio, known as "America's Toughest Sheriff," told ABC affiliate KNXV. Lopez has no comment regarding Arpaio's invitation, according to his publicist. Lopez's attack on Arapio was part of the comedian's "It's not me, it's you" standup comedy show on HBO Saturday night. The rant came after Lopez joked that Mitt Romney is Latino but won't admit it. Lopez's...