Ebola is still running rampant in parts of West Africa. Over 1,500 people have died in Guinea, Sierra Leone and Liberia, where authorities have risked unrest by imposing nationwide curfew and quarantine zones. MoreExperimental Ebola Vaccine Heads to Human TrialsNigeria Confirms First Ebola Death Outside LagosBoston Bombing Suspect's Sister Falsely Accused: Friend NBC NewsJoan Rivers Hospitalized After She Stops Breathing NBC NewsPatient Zero?