Just in case tensions weren't high enough in the Trayvon Martin case, the head of a controversial Hispanic group appears happy to pour gasoline on the fire. Calling for an African-American-Hispanic alliance against "common enemies", La Raza President Janet Murguia used Wednesday's Al Sharpton radio show to spread an incendiary message of hate. Happy to conveniently overlook George Zimmerman's Peruvian ancestry, Murguia made her divisive agenda abundantly clear.