Players from South Korea and the Czech Republic enter the pitch before a 2026 FIFA World Cup Group A soccer match at Guadalajara Stadium, Thursday, June 11. Yonhap

A Korean fan cheers inside Guadalajara Stadium in Mexico before a 2026 FIFA World Cup Group A soccer match between Korea and the Czech Republic, Thursday, June 11. Reuters-Yonhap

Aespa's Karina, left, and Winter take a selfie at Guadalajara Stadium in Mexico before a 2026 FIFA World Cup Group A soccer match between Korea and the Czech Republic, Thursday, June 11. Reuters-Yonhap

A Korean fan wears a sombrero inside Guadalajara Stadium in Mexico before a 2026 FIFA World Cup Group A soccer match between Korea and the Czech Republic, Thursday, June 11. Reuters-Yonhap

A Korean fan stands outside Guadalajara Stadium in Mexico before a 2026 FIFA World Cup Group A soccer match between Korea and the Czech Republic, Thursday, June 11. Reuters-Yonhap