(gunshots) in nearby kenema, the third- largest town in sierra leone, rumors about the virus have brought people onto the streets. a story is going round that ebola is a hoax, a trick devised by doctors to steal people's blood. the rioters are trying to break down the hospital gates and rescue the patients inside. >> (news report on radio) >> narrator: the police use tear gas and fire live bullets to disperse the rioters. but the rumors that ebola is a hoax mean that more victims hide in their homes, infecting their families and neighbors. back at the field hospital, it's kadiatu's sixth night in isolation. she's still very sick, but she's more worried about her husband fallah. >> narrator: fallah's battle with the virus is reaching a critical phase. >> narrator: with both fallah and kadiatu in the hospital, manjo returns to their village to check on their four sons. >> narrator: to everyone's relief, they are healthy. but they're missing their mom and dad. >> narrator: they record a "get well" message. >> narrator: manjo returns to the hospital with the children's message. >> narrator: a