Frontlines of Ebola

Health workers wearing protective clothing prepare to carry an abandoned dead body presenting with Ebola symptoms at Duwala market in Monrovia, Liberia August 17, 2014. (REUTERS/2Tango) #

Liberian security forces stand in front of protesters after clashes at West Point neighborhood in Monrovia August 20, 2014. (REUTERS/2Tango) #

A Liberian woman stands as health workers wearing protective clothing prepare to carry an abandoned dead body presenting with Ebola symptoms at Duwala market in Monrovia August 17, 2014. (REUTERS/2Tango) #

The marketplace of West Point stands empty after clashes in the West Point quarantined neighborhood of Liberia's capital Monrovia, August 20, 2014. (REUTERS/James Harding Giahyue) #

Residents flee during clashes in the West Point quarantined neighborhood of Liberia's capital Monrovia, August 20, 2014. (REUTERS/James Harding Giahyue) #

Health workers wearing protective clothing prepare to carry an abandoned dead body presenting with Ebola symptoms at Duwala market in Monrovia August 17, 2014. (REUTERS/2Tango) #

A boy stands near posters displaying a government message against Ebola at Duwala market in Monrovia August 17, 2014. (REUTERS/2Tango) #

Liberian security forces stand in front of protesters after clashes at West Point neighborhood in Monrovia August 20, 2014. (REUTERS/2Tango) #

Health workers wearing protective clothing prepare to carry an abandoned dead body presenting with Ebola symptoms at Duwala market in Monrovia August 17, 2014. (REUTERS/2Tango) #

A worker cleans a newly erected UNICEF tent at the expanded ELWA Ebola Treatment Centre, on the outskirts of Monrovia, Liberia, in this handout photo courtesy of UNICEF taken August 16, 2014. (REUTERS/Ahmed Jallanzo/UNICEF/Handout via Reuters) #

A U.N. convoy of soldiers passes a screen displaying a message on Ebola on a street in Abidjan, Cote d'Ivoire August 14, 2014. (REUTERS/Luc Gnago) #

Volunteers lower a corpse, which is prepared with safe burial practices to ensure it does not pose a health risk to others and stop the chain of person-to-person transmission of Ebola, into a grave in Kailahun, Sierra Leone July 18, 2014. (REUTERS/WHO/Tarik Jasarevic/Handout via Reuters) #

A man has his temperature taken using an infrared digital laser thermometer at the Nnamdi Azikiwe International Airport in Abuja, Nigeria August 11, 2014. (REUTERS/Afolabi Sotunde) #

A volunteer walks at a cemetery near the Mediciens Sans Frontieres treatment centre in Kailahun July 18, 2014. (REUTERS/WHO/Tarik Jasarevic/Handout via Reuters) #

Health workers, wearing head-to-toe protective gear, prepare for work, outside an isolation unit in Foya District, Lofa County, Liberia in this July 2014 UNICEF handout photo. (REUTERS/Ahmed Jallanzo/UNICEF/Handout via Reuters) #

Medical staff working with Medecins sans Frontieres put on their protective gear before entering an isolation area at the MSF Ebola treatment center in Kailahun July 20, 2014. (REUTERS/Tommy Trenchard) #

Medical staff working with Medecins sans Frontieres prepare to bring food to patients kept in an isolation area at the MSF Ebola treatment center in Kailahun July 20, 2014. (REUTERS/Tommy Trenchard) #

Medical staff take a blood sample from a suspected Ebola patient at the government hospital in Kenema, Sierra Leone July 10, 2014. (REUTERS/Tommy Trenchard) #

Health workers take blood samples for Ebola virus testing at a screening tent in the local government hospital in Kenema, Sierra Leone, June 30, 2014. (REUTERS/Tommy Trenchard) #