In his first public comments since the U.S. Department of Justice announced it would not prosecute him for violating Trayvon Martin's civil rights, George Zimmerman says he was victimized by President Obama. The president should never have allowed the DOJ investigation and is guilty of ramping up racial tension when he said, "If I had a son, he would look like Trayvon," Zimmerman said. Zimmerman is the Neighborhood Watch volunteer who killed Trayvon Martin, an unarmed black 17-year-old, in Sanford on Feb. 26, 2012, setting off civil rights demonstrations across the country and beyond. A Seminole County jury acquitted Zimmerman...