Africa

Health leaders now say the Ebola epidemic is growing exponentially. That means, if nothing changes in the next few weeks, we could see at least 60,000 Ebola cases by the end of 2014.

Liberians in the Dallas area have been joining together as their home country struggles with Ebola. A man in Dallas is the first Ebola case confirmed in the U.S. He had recently traveled to Liberia.

The Liberian physician, who operates a clinic in the capital, perseveres in the wake of a colleague's death, possibly from Ebola. She and her staff continue to treat patients.

New drugs and vaccines can take years to develop. But health officials and researchers are accelerating tests of experimental drugs to fight the outbreak in West Africa.