Novak Djokovic has backed Carlos Alcaraz to rack up more Grand Slam titles, but the Serb hopes that run doesn't start when they clash in a blockbuster Wimbledon final on Sunday.

Twice Medvedev led with breaks in the first set only to be pinned back by Alcaraz.

South Africa want to triumph again to confirm their status as the top nation after winning the Rugby World Cup a record fourth time in Paris last October.