[youtube http://www.youtube.com/watch?v=UirPQf9vyUI&w=420&h=315] So what are you? That was a question I often asked friends and fellow students who I couldn't figure out their racial identity. Racially-mixed children were rare back then. In a classroom full of kids who were Black, White, Latino, or Asian there was always one kid (and it was usually one kid) who was racially ambiguous. Not so much anymore. I've gone to college with people who biracial and not just