The Viral Insurgent: Ebola in Sierra Leone: Muller_Ebola_SierraLeone_12

People who were denied passage at a checkpoint outside of Kenema wait on the roadside on Friday, August 22, 2014. Only those in possession of a government issued permit are allowed to cross Ebola quarantine checkpoints. (Pete Muller/Prime for the Washington Post)

People who were denied passage at a checkpoint outside of Kenema wait on the roadside on Friday, August 22, 2014. Only those in possession of a government issued permit are allowed to cross Ebola quarantine checkpoints. (Pete Muller/Prime for the Washington Post)