The master: Roger Federer gave Switzerland a 1-0 lead over Germany in Perth.
Swiss maestro Roger Federer has come from a set down to beat world No.4 Alexander Zverev 6-7 (4-7), 6-0, 6-2 in Saturday night's Hopman Cup final in Perth.
Federer was in a spot of bother after dropping the first set in 56 minutes.
But the 19-time grand slam winner bounced back with a bang, with the victory giving Switzerland a 1-0 lead against Germany in the title decider.
Belinda Bencic can secure the crown for Switzerland with victory over former world No.1 Angelique Kerber in the women's singles rubber.
The score is at 1 point everywhere now after the victory of Angelique Kerber against Belinda Bencic