Greg Rusedski believes Novak Djokovic doesn’t just want to beat Rafael Nadal’s men’s Grand Slam record, he wants Margaret Court’s all-time one as well. No one has won more Grand Slam titles than the 24 by Court, although it must be stressed that not all were won in the Open Era. Serena Williams, meanwhile, has 23, and Djokovic is currently one behind Nadal, who has finished the season with 22. Rusedski, though, thinks we all need to accept that Djokovic is far from done, and expect plenty more majors to come despite the fact he’s 35-years-old now – starting with next season.“I mean let’s not forget Martina Navrat …