After a bitter primary fight in 2008, Mitt Romney is coming to Arizona Sen. John McCain's (R-AZ) defense. After reports surfaced that McCain primary challenger Kelli Ward was re-using a 2008 Romney attack ad against McCain as her own, Romney's ghost campaign sent a cease and desist letter demanding Ward take down her Facebook ad immediately. "Romney for President has not authorized your use of its protected material," the letter, which was provided to TPM reads. "Your campaign has engaged in blatant infringement of RFP's protected work and must cease and desist immediately." The ad's identical resemblance to Romney's 2008...