Democratic presidential candidate Kamala Harris shook her head in her first sit-down interview and needed just four words to take down Republican nominee Donald Trump’s widely criticized attack on her racial identity. Speaking at a convention with the National Association of Black Journalists last month, Trump told the audience: “I did not know she was Black until a number of years ago, when she happened to turn Black, and now she wants to be known as Black. Is she Indian or is she Black?” When shown the clip, Harris flattened his comments needing just a handful of words in the CNN clip, which…