The gamers, each from the identical crew, had been subsequently eradicated from the draw that started on Sunday.
The unknown pair can be changed by the primary crew on the alternate record.
“For the reason that event started on Might 24, 2,446 exams have been carried out on gamers and their groups,” reads an announcement from the event organizers.
“That is the primary incidence during which the event organizers should ship gamers away, in compliance with their well being protocol.
“As a reminder, the well being of all gamers within the event and that of their groups is repeatedly monitored via very common exams they usually stay and practice in socially spaced ‘bubbles’.”
This 12 months’s event was supposed to start out every week earlier, however has been postponed to permit a restricted variety of followers to observe. It comes simply seven months after the final version, postponed to September 2020 because of the pandemic.
On the pitch, high-profile gamers Serena Williams, Daniil Medvedev, Stefanos Tsitsipas and Alexander Zverev progressed to the following spherical on Wednesday.