Washington state resident dies from bird flu following exposure to infected cattle

A person in Washington state has died from complications of the bird flu, the first such U.S. death in a year.

美國華盛頓州一名有基礎疾病的居民在接觸感染H5N1的奶牛後死亡，成為該國一年來首例禽流感死亡病例。CDC表示病毒基因序列未出現更易傳播或致病性增強的變化，公眾風險仍低。