|Liberia declares state of emergency over Ebola outbreak|
A fast global response could ensure that it did not become "the next Aids," the director of the Centers for Disease Control and Prevention (CDC) said.
The presidents of Liberia, Sierra Leone and Guinea appealed for more aid to help fight the disease.
The outbreak has killed more than 3,860 people, mainly in West Africa.
More than 200 health workers are among the victims.
- The UK is investigating reports a Briton suspected of having the disease has died in Macedonia, though Macedonia's health ministry says there are "high chances" this is not a case of the disease
- Britain is to begin enhanced screening for Ebola in people travelling from affected countries, the government announces
- The US is introducing new security measures to screen passengers arriving from Ebola-affected countries in West Africa at five major US airports
- In Texas, a county sheriff deputy was quarantined after visiting the home of the first person diagnosed with Ebola on US soil, who later died from the virus
- The health of Spanish nurse Teresa Romero - who became the first person to contract Ebola outside of West Africa - has worsened, a hospital official says line