China's Chen stuns world No.1 An of South Korea to set up badminton world final with Japan's Yamaguchi

China's Chen Yufei celebrates after winning against South Korea's An Se-young during the women's semi-final single match at the Badminton BWF World Championships at the Adidas Arena in Paris, on August 30, 2025. -- Photo by Thibaud MORITZ / AFP

PARIS (AFP): Reigning champion An Se-young suffered a "bitter" upset against Chen Yufei on Saturday as the Chinese player downed the top seed to set up a world championships final with Japan's Akane Yamaguchi in Paris.

The fourth seed stunningly bested the South Korean 21-15, 21-17 to book her spot in Sunday's title decider.