GREAT BRITAIN 1, JAPAN 1
Andy Murray (GBR) d Taro Daniel (JPN) 61 63 61
Kei Nishikori (JPN) d Daniel Evans (GBR) 63 75 76(3)
SERBIA 1, KAZAKHSTAN 1
Venue: Pionir Hall, Belgrade, SRB (hard – indoor)
Novak Djokovic (SRB) d Aleksandr Nedovyesov (KAZ) 61 62 63
Mikhail Kukushkin (KAZ) d Viktor Troicki (SRB) 75 62 64
ITALY 2, SWITZERLAND 0
Venue: Adriatic Arena, Pesaro, ITA (clay – indoor)
Paolo Lorenzi (ITA) d Marco Chiudinelli (SUI) 76(14) 63 46 57 75
Andreas Seppi (ITA) v Henri Laaksonen (SUI) 75 76(4) 36 63
Venue: Ergo Arena, Gdansk, POL (hard – indoor)
Guido Pella (ARG) d Michal Przysiezny (POL) 61 64 76(5)
Leonardo Mayer (ARG) d Hubert Hurkacz (POL) 62 76(3) 62
FRANCE 2, CANADA 0
Venue: Vélodrome Amédée Detraux, Guadeloupe, FRA (clay – outdoor)
Gael Monfils (FRA) d Frank Dancevic (CAN) 63 61 63
Gilles Simon (FRA) d Vasek Pospisil (CAN) 75 63 63
GERMANY 1, CZECH REPUBLIC 1
Venue: TUI Arena, Hannover, GER (hard – indoor)
Philipp Kohlschreiber (GER) d Lukas Rosol (CZE) 36 63 64 26 63
Tomas Berdych (CZE) d Alexander Zverev (GER) 76(6) 16 46 76(5) 64
USA 1, AUSTRALIA 1
Venue: Kooyong Lawn Tennis Club, Kooyong, AUS (grass – outdoor)
John Isner (USA) d Samuel Groth (AUS) 76(2) 62 62
Bernard Tomic (AUS) d Jack Sock (USA) 76(2) 63 36 64
BELGIUM 1, CROATIA 1
Venue: Country Hall du Sart-Tilman, Liège, BEL (clay – indoor)
Marin Cilic (CRO) d Kimmer Coppejans (BEL) 75 63 75
David Goffin (BEL) d Borna Coric (CRO) 63 62 26 36 63
