And that could be just as tough, given a belief by some segments of black communities that they are competing with Latino immigrants for jobs and housing. “Not everybody is going to like it, but they haven’t said anything. They may be talking about it behind my back,” said Mack, a nondenominational minister who replaced the Rev. Kojo Nantambu in January as NAACP president. “If someone wants to challenge me on this, well ... the bottom line: I’m going to fight injustice anywhere, even if goes beyond being African-American.”