Watch NHK Documentary Season 22 Episode 6 Online

In just over 3 months, the new coronavirus has spread around the world, killing thousands and paralyzing the global economy. Case studies into cluster infections in Japan offer some clues into how the pandemic began. NHK brings you reports from the frontlines of the fight against the coronavirus, around the world and in the lab as scientists race to develop effective drug treatments. We talk to experts in the studio about how long this battle will last.