In other men's action, John Isner, the 2018 champion and 2019 runner-up, booked a fourth-round spot with a 7-6 (7/5), 7-6 (7/5) victory over 11th-seeded Canadian Felix Auger-Aliassime.
The 90-year-old spiritual leader tested for the virus soon after presiding over the funeral of his number two, who also died of the virus, at a ceremony in which basic safety measures were neglected.