A federal employee who obtains weapons and ammunition for his employer, U.S. Immigration and Customs Enforcement, moonlights as the “Irritated Genie,” an angry, “hate filled,” anti-gay, anti-white, black nationalist who prepares others for the “coming race war.” Ayo Kimathi is known as the Irritated Genie and runs a website called, “War on the Horizon,” which advocates “the mass murder of whites and the ‘ethnic cleansing’ of ‘black-skinned Uncle Tom race traitors,’” a report from the Southern Poverty Law Center’s “Hatewatch” blog said. Because ICE is a law enforcement division of Homeland Security, Kimathi needed official agency permission to engage in...