13:06Newshour02/05/2020 12:06 GMT: Coronavirus: US authorises use of anti-viral drug RemdesivirBBC World Service Duration: 53 minutes Sat 2nd May 2020, 13:06 on BBC World Service OnlineDrug helps speed up recovery time but has little impact on mortality rate Show more GenresNewsFormatsMagazines & ReviewsBrandNewshour Source: BBC Online