Three more COVID-19 cases linked to Australian Open arrivals

Italian tennis player Simone Bolelli, left, and Argentina's Maximo Gonzalez are escorted to their training session in Melbourne, Australia, Monday, Jan. 18, 2021. The number of players in hard quarantine swelled to 72 ahead of the Australian Open after a fifth positive coronavirus test was returned from the charter flights bringing players, coaches, officials and media to Melbourne for the season-opening tennis major. (Luis Ascui/AAP Image via AP)

Australian Open tournament director Craig Tiley has ruled out any change in the best-of-five set format for men’s singles matches at the season-opening tennis major as three more COVID-19 cases were reported among the international arrivals for the tournament.