12pm | SYDNEY | Group C | (3) USA v (10) Germany
T Fritz def A Zverev 6-1, 6-4
M Keys def J Niemeier 6-2, 6-3
2pm | BRISBANE | Group E | (5) Italy v (18) Norway
M Trevisan def M Helgo 7-5, 3-6, 6-4
L Musetti def V Durasovic 7-6(9-7), 6-3
3pm | PERTH | Group A | (1) Greece v (12) Belgium
D Papamichail def by A Van Uytvanck 5-7, 6-2, 3-6
S Tsitsipas def D Goffin 6-3, 6-2.
7pm | SYDNEY | Group D | (4) Spain v (7) Australia
R Nadal def by A de Minaur 3-6, 6-1, 7-5
N Parrizas Diaz def M Inglis 6-1, 6-3
8pm | BRISBANE | Group B | (2) Poland v (9) Switzerland
I Swiatek def B Bencic 6-3, 7-6
D Michalski def by M Heusler 6-3, 6-2
8.30pm | PERTH | Group F | (6) France v (8) Croatia
A Cornet def by D Vekic 6-4, 6-3
A Rinderknech v B Coric
12pm | SYDNEY | Group C | (3) USA v (10) Germany L Musetti def V Durasovic 7-6(9-7), 6-3 3pm | PERTH | Group A | Greece v (12) Belgium N Parrizas Diaz def M Inglis 6-1, 6-3 8pm | BRISBANE | Group B | Poland v (9) Switzerland
