American athletes received an enthusiastic welcome at the opening ceremony for the Milan Cortina Winter Olympics, but the mood shifted when cameras briefly turned to Vice President JD Vance. Led by speedskater and flag bearer Erin Jackson,

MILAN—In a gleefully kitschy Opening Ceremony that featured ancient Romans, dancing espresso pots and a number by Mariah Carey, Italy threw open its arms to welcome the entire world to the Milan Corti...