Posted in NEWS Half of new cases are in 5 states; UK variant becomes dominant strain in US; Brazil endures deadliest day: Live COVID-19 updates April 7, 2021 The CDC has been warning since January that a variant from the U.K. would become dominant in the U.S.. That time has arrived. Latest COVID-19 news. http://rssfeeds.usatoday.com/~/648593924/0/usatoday-newstopstories~Half-of-new-cases-are-in-states-UK-variant-becomes-dominant-strain-in-US-Brazil-endures-deadliest-day-Live-COVID-updates/