Skin speaks volumes.(Sanaa Lathan )

SKIN SPEAKS VOLUMES: Actress Sanaa Lathan works in the studio as she does audio for the upcoming documentary Skin Stories, sponsored by Vaseline Cocoa Butter, in Los Angeles. "it's a celebration of us," said Lathan, who narrates the compelling film. "This spotlights the beauty of our skin. Not since the Black Is Beautiful movement in the early '70s have we done that. It's wonderful. We go around the world and ask regular people what their skin means…