Only on day one, the BWF World Championships saw the biggest upset of the tournament, when India’s rising badminton star Ayush Shetty stunned defending champion and current World No. Giant-killer Ayush Shetty produced the biggest upset of the BWF World Championships, stunning world No. Key points and original sources are listed below.

• Only on day one, the BWF World Championships saw the biggest upset of the tournament, when India’s rising badminton star Ayush Shetty stunned defending champion and current World No. 1 Shi Yu Qi. Ayush, who was making his debut at the Worlds, outplayed the Chi...S1

• Giant-killer Ayush Shetty produced the biggest upset of the BWF World Championships, stunning world No. 1 Shi Yu Qi of China in a thrilling battle to seal a memorable win and advance to the men's singles second round, while PV Sindhu also advanced comfortably...S2

• At just 20 years old, Ayush Shetty has already made a name for himself on the international badminton stage, most recently stunning the world by defeating World No. 1 Kunlavut Vitidsarn.S3

• India's 21-year-old badminton star Ayush Shetty stunned defending champion and World No. 1 Shi Yuqi of China 21-14, 13-21, 21-19 in the BWF World Championships 2026 Round of 64 clash.S4