India's head coach Ravi Shastri, along with bowling and fielding coaches Bharat Arun and R Sridhar, respectively, would need to undergo a "fit to fly" test post recovery from COVID-19, which led to the cancellation of the fifth Test against England in Manchester last week.

from Times of India https://timesofindia.indiatimes.com/sports/cricket/india-in-england/shastri-arun-sridhar-awaiting-fit-to-fly-certificate-in-order-to-return-home-bcci-official/articleshow/86260377.cms