The U.S. will not lock down again to curb COVID-19, but ‘things are going to get worse’ as the Delta variant fuels a surge in cases, mostly among the unvaccinated, top U.S. infectious-disease expert Dr. Anthony Fauci said. #Fauci #COVID19 #Coronavirus #Deltavariant #News #Reuters Subscribe: http://smarturl.it/reuterssubscribe Reuters brings you the latest business, finance and breaking news video from around the globe. Our reputation for accuracy and impartiality is unparalleled. Get the latest news on: http://reuters.com/ Follow Reuters on Facebook: https://www.facebook.com/Reuters Follow Reuters on Twitter: https://twitter.com/Reuters Follow Reuters on Instagram: https://www.instagram.com/reuters/?hl=en