An undercover FBI agent claimed to be the Islamic State's "eyes" when they attacked Garland last year, and even goaded one of the shooters to "tear up Texas," according to federal court records. ... "Tear up Texas," the agent wrote. "That goes without saying," Simpson replied. It's unclear how much the FBI knew about the plot against the contest, but Hendricks told the agent to attend it, according to court records. So on May 3, when blogger Pamela Geller flew in to host the event, the undercover agent was in Garland, too. "If you see that pig make your 'voice'...