What to know about the Ebola virus
07:31NBC News' Dr. Nancy Snyderman joins Morning Joe to discuss the latest cases of Ebola, which has stricken two American aid workers in Liberia. Dr. Snyderman also discusses a new study on running.
NBC News' Dr. Nancy Snyderman joins Morning Joe to discuss the latest cases of Ebola, which has stricken two American aid workers in Liberia. Dr. Snyderman also discusses a new study on running.