Should an experimental drug be used to treat Ebola in West Africa?

The treatment of two Ebola-infected Americans with an experimental drug, Z-Mapp, raises the question of whether it has potential for widespread use in combating the outbreak in West Africa. Judy Woodruff gets perspective on the topic from two experts, Laurie Garrett of the Council on Foreign Relations and Dr. Robert Garry of Tulane University School of Medicine, on this segment of PBS's Newshour.