ingendy, on the river ruki is deep in the congo basin. it's accessible only by vote. that's how a virus can travel to big cities, to the country's capital, and into the global bloodstream. this has been at the epicenter of this latest fight against ebola, which killed 55 people in the province. >> here, they are battling with the fifth local outbreak of the ebola virus, which is on its 11th here in the congo. they're getting a grip on it, they believe, but they're also concerned about finding unknown viruses that have emerged from the forest. just like ebola. the scientists here have limited funds, but they know their work is essential to protect their own country and the rest of humanity. >> if we don't have all of this place, you can imagine the nightmare scenario where you just have a vast epidemic with many cases leading to a huge mortality and morbidity. >> more than 100 new viruses have been discovered in the drc over a decade, including many coronaviruses in bats. so it's bats that get tracked. bats are linked to many zoo notc diseases like corona. >> now we're