China's Li Shifeng defended his Malaysia Masters men's singles crown with a one-sided 21-16, 21-17 victory over Thailand's Panitchaphon Teeraratsakul in Kuala Lumpur on Sunday.

Novak Djokovic battled from behind to keep his dream of winning a 25th major crown at Roland Garros alive, while Alexander Zverev enjoyed a more comfortable first-round victory as the clay-court Grand Slam got underway on Sunday.

Alison dos Santos again outgunned Karsten Warholm, while Shericka Jackson and Masai Russell shone at the Diamond League meeting in Xiamen, China, on Saturday.