Novak Djokovic stayed on course for his 100th singles title as he became the oldest player to enter the semi-finals of an ATP Masters 1000 event, after his commanding 6-3, 7-6 (7/4) win over American Sebastian Korda in the Miami Open on Thursday.
At 37 years and 10 months, Djokovic has broken Roger Federer's record of 37 years and 7 months.