The man at the center of the Guardians of the free Republics is Texas talk-show host Sam Kennedy – and he's already gotten a Texas radio station in hot water as law enforcement reacted rapidly to what has been construed as a direct threat to all 50 US governors. Mr. Kennedy "is the focal point of this, these guardians. He was in the mix in setting this whole thing up, and he's up to his eyeballs in this Restore America project," says John Stadtmiller, who runs Republic Broadcasting Network based in Round Rock, Texas, which broadcasts Kennedy's weekly "Take No...