What impact did having roots in two worlds - Detroit, Michigan and Alexandria, Egypt - have on a young Dr. Abdul El-Sayed? How did his life experience sharpen his perception of the systems of inequality? What motivated him to first pursue a career in medicine, then move on to public health and now politics?  Host Brenda Gazzar and Dr. El-Sayed, physician and politician, discuss his compelling life and best-selling new book, “Medicare for All: A Citizen’s Guide.”