On Lumley Beach, after day trippers have headed home, prostitutes look for customers along a 100-yard stretch of road near some of the nicer hotels as well as near the bars and restaurants along the beachfront. Simon Akam/Reuters/Landov hide caption

itoggle caption Simon Akam/Reuters/Landov

Surveillance team member Osman Sow washes his boots after working in a potentially contaminated area of Freetown, Sierra Leone. Survey teams are sent out every day to assess sick people and dispatch burial teams to collect the dead. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR

Dr. Komba Songu M'Briwah, left, talks on the phone while staff members disinfect offices at the Hastings Ebola Treatment Center in Freetown. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR

Baby Sesay, a traditional healer in Sierra Leone, treated a child who later died, apparently of Ebola, and then became sick herself and went to a care center. As this photo was taken, her body seized up and she nearly collapsed. David P Gilkey/NPR hide caption

itoggle caption David P Gilkey/NPR

Health workers in protective suits transport Dr. Martin Salia, a surgeon working in Sierra Leone who has been diagnosed with Ebola, from a jet that brought him from Sierra Leone to a waiting ambulance in Omaha, Neb., on Saturday. Nati Harnik/AP hide caption

itoggle caption Nati Harnik/AP

U.S. Ambassador to the United Nations Samantha Power has her temperature taken as she arrives in Freetown, Sierra Leone, on Monday. Power is on a visit to West Africa to get a first-hand look at the global response to the epidemic. Reuters/Landov hide caption

itoggle caption Reuters/Landov

After the 2010 earthquake in Haiti, the Red Cross sent text messages across the country with health tips, locations of aid and safety reminders. A similar system is being used in Sierra Leone to combat Ebola. International Federation of Red Cross and Red Crescent Societies hide caption

itoggle caption International Federation of Red Cross and Red Crescent Societies

New York Gov. Andrew Cuomo, left, listens Friday as New Jersey Gov. Chris Christie talks at a news conference in New York. The governors announced a mandatory quarantine for people returning to the United States through airports in New York and New Jersey who are deemed to be at "high risk" for Ebola. Mark Lennihan/AP hide caption

itoggle caption Mark Lennihan/AP