Tag 2 Bublik - Medvedev 1-3 Istomin - Federer 0-3 Musetti - Goffin 3-1 Tsonga -Nishioka 2-3 S. Williams - Begu 2-0 Siegemund - Garcia 2-1 Kenin -Ostapenko 2-0 Podoroska - Bencic 0-2