HCM City speeds up testing, contact tracing in COVID-19 clusters stockbot 0 318 2021.06.03 18:44 http://vietnamnews.vn/society/964728/hcm-city-speeds-up-testing-contac… + 15 https://vietnamnews.vn/rss/society.rss + 7 Healthcare staff have been working day and night to provide screening tests in high-risk areas in HCM City to detect cases in the community amid the latest COVID-19 outbreak.