Who is black in America? Ethnic tensions flare between black Americans and black immigrants.

"I … imagined what it was like to experience the torture, the rape and murder, and I looked out on the ocean and imagined being on a boat, sailing away, and I got sick to my stomach. When I got back to America, it was impossible for me to look at all African Americans and not see them as my possible brothers and sisters, neighbors and family and friends in Africa.