Officials warn that flu cases are flaring up and in parts of the U.S. at an unprecedented rate. More than a dozen states are seeing high or very high flu activity with 4.6 million cases, 49,000 hospitalizations and 1,900 deaths from flu so far this season, according to the CDC. NBC’s Emilie Ikeda reports for TODAY. Officials warn that flu cases are flaring up and in parts of the U.S. at an unprecedented rate. More than a dozen states are seeing high or very high flu activity with 4.6 million cases, 49,000 hospitalizations and 1,900 deaths from flu so far this season, according to the CDC. NBC’s Emilie Ikeda reports for TODAY.
