Novak Djokovic has already explained how he'll respond to Rafael Nadal's 21st Grand Slam
Novak Djokovic and Roger Federer both sent classy messages to Rafael Nadal after the 35-year-old won a record 21st Grand Slam at the Australian Open on Sunday. The Spaniard dug deep to see off Daniil Medvedev, battling his way to a 2-6 6-7 (5-7) 6-4 6-4 7-5 triumph. And Djokovic has already explained what he'll do next.


