Djokovic-Federer Paris semifinal set

Novak Djokovic remains on course for a fifth Paris Masters title after beating Marin Cilic 4-6, 6-2, 6-3 to set up a semifinal against Roger Federer, who advanced by beating Kei Nishikori 6-4, 6-4. Federer is chasing his 100th career title. Earlier, Dominic Thiem beat Jack Sock 4-6, 6-4, 6-4. Thiem will face unseeded Karen Khachanov, who upset Alexander Zverev 6-1, 6-2.