Dr. Anthony Fauci says US is ‘knee deep in first wave’ of coronavirus as cases surge

02:55

Sounding the alarm on the dramatic surge in coronavirus cases nationwide, Dr. Anthony Fauci called it “a serious situation we have to address immediately.” More than 381,000 cases have been reported in the U.S. in the past week, the most for any 7-day period so far. NBC’s Miguel Almaguer reports for TODAY from Los Angeles.