DAY 4 RESULTS: THURSDAY, 21 NOVEMBER 2019
Canada d. Australia 2-1 (Quarter-final)
Vasek Pospisil (CAN) d. John Millman (AUS) 7-6(7) 6-4
Alex de Minaur (AUS) d. Denis Shapovalov (CAN) 3-6 6-3 7-5
Vasek Pospisil/Denis Shapovalov (CAN) d. John Peers/Jordan Thompson (AUS) 6-4 6-4
Serbia defeated France 2-1
Filip Krajinovic (SRB) d. Jo-Wilfried Tsonga (FRA) 7-5 7-6(5)
Novak Djokovic (SRB) d. Benoit Paire (FRA) 6-3 6-3
Pierre-Hugues Herbert/Nicolas Mahut (FRA) d. Janko Tipsarevic/Viktor Troicki (SRB) 6-4 6-4
Germany defeated Chile 2-1
Philipp Kohlschreiber (GER) d. Nicolas Jarry (CHI) 6-4 6-3
Cristian Garin (CHI) d. Jan-Lennard Struff (GER) 6-7(3) 7-6(7) 7-6(8)
Kevin Krawietz/Andreas Mies (GER) d. Marcelo Tomas Barrios Vera/Alejandro Tabilo (CHI) 7-6(3) 6-3
Great Britain defeated Kazakhstan 2-1
Kyle Edmund (GBR) d. Mikhail Kukushkin (KAZ) 6-3 6-3
Alexander Bublik (KAZ) d. Daniel Evans (GBR) 5-7 6-4 6-1
Jamie Murray/Neal Skupski (GBR) d. Alexander Bublik/Mikhail Kukushkin (KAZ) 6-1 6-4