As politicians decide how and when to lift the lockdown, Justin Rowlatt reports from the scientific frontline, finding out how science can help us defeat the virus. With access to key drug and vaccine trials, he reveals a race against time to help save lives, and he asks when are we likely to be able to return to a normal life.

Originally released by BBC Worldwide Learning, 2020. Streaming video file encoded with permission for digital streaming by Infobase on April 30, 2021.