Nita Bharti, associate professor of biology at Penn State, studies Ebola and says the death toll is probably much higher than we currently believe because it took longer to identify the outbreak and that allowed it to spread faster.

The Ebola outbreak in the Democratic Republic of Congo (DR Congo) has claimed at least 87 lives.

More than 300 suspected cases and 88 suspected deaths have so far been reported, primarily in Congo but also in neighboring Uganda.

The Bundibugyo strain spread undetected for at least a few weeks, health experts and aid workers said

And how public health workers are trying to contain it