Nigeria health officials wait to screen passengers at the arrival hall of Murtala Muhammed International Airport in Lagos, Nigeria, Monday, Aug. 4, 2014. Nigerian authorities on Monday confirmed a second case of Ebola in Africa’s most populous country, an alarming setback as officials across the region battle to stop the spread of a disease that has killed more than 700 people.
There were also some anxious moments Monday at Mt. Sinai Hospital in New York when a patient who had recently traveled to West Africa showed up ill, but officials there believe the patient does not have the Ebola virus.