India, Aug. 6 -- India's men's doubles coach Tan Kim Her on Wednesday said Satwiksairaj Rankireddy's recurring shoulder injury remains the biggest concern ahead of the BWF World Championships, even as he backed the former world No. 1 pair to challenge for the title if they remain mentally strong.

Satwik and Chirag, bronze medallists at the 2022 and 2025 World Championships, head into this year's edition after missing a few tournaments because of Satwik's shoulder injury.

The Asian Games gold medallists, who returned to winning ways with the Singapore Open Super 750 title in June, have received a first-round bye as one of the seeded combinations.

"His shoulder is almost fully recovered now. He is ready now," Tan told a select group of r...