Afghanistan/ healthcare update/African Americans and breast cancer/ Bob Marley's son. As congressional progressives again seek a timeline for withdrawal from Afghanistan, we talk with the first US official to have resigned to protest this war. Plus: the health of healthcare reform, our weekly update. And: a major conference addresses the unique challenges African americans face with breast cancer. Lastly: Ky-mani Marley, one of reggae legend Bob Marley's sons, has written a book about his life and father.