Djokovic's next opponent will be Roberto Bautista Agut. Also, Nick Kyrgios of Australia put in a hard-hitting performance to beat fourth-seeded Stan Wawrinka of Swizterland 7-6 (7), 7-6 (2), while sixth-seeded Kei Nishikori advanced by beating Fabio Fognini 6-2, 3-6, 7-5.