First U.S. Case of Severe Form of Mpox Reported in California The New York TimesUnited States’ first known case of more severe strain of mpox confirmed in California CNNUS health officials report 1st case of new form of mpox in a traveler The Associated PressFirst U.S. case of deadlier mpox virus strain reported in California The Washington PostUS Health officials report first known case of new, more severe strain of monkeypox New York Post