British qualifier Brydan Klein is through to the second round of the ASB Classic in Auckland after beating Argentina's Facundo Bagnis.
Australian-born Klein, ranked 324 in the world, looked to be on his way out as he trailed 5-2 in the third set after giving up four match points in the second, but hit back for a 6-1 6-7 (6/8) 7-6 (7/3) victory against the world number 55.
Elsewhere, fifth seed Albert Ramos-Vinolas was beaten 6-1 7-5 by Joao Sousa, while Yen-Hsun Lu of Taiwan battled back from a set down to triumph 4-6 7-6 (7/5) 7-6 (11/9) against Russian youngster Karen Khachanov.
Eighth seed Marcos Baghdatis eased to a 6-4 6-4 victory over Adrian Mannarino, Jeremy Chardy beat home favourite Artem Sitak 6-4 6-2 and American qualifier Ryan Harrison enjoyed a 6-1 6-2 success over Spaniard Guillermo Garcia-Lopez.
Meanwhile, Australian teenager Alex De Minaur earned his maiden ATP tour win with a 6-3 3-6 7-6 (7/1) victory over Benoit Paire at the Apia International in Sydney.
Seventh seed Martin Klizan was forced to retire hurt in his first round match against Andrey Kuznetsov, while s ixth seed Gilles Muller beat Alexandr Dolgopolov 3-6 6-3 7-5 and German Mischa Zverev progressed with a 6-4 6-2 victory against Nicolas Almagro.
Marcel Granollers-Pujol of Spain lost the first set against Colombia's Santiago Giraldo but came back to win 6-7 (5/7) 7-5 6-3 and Jordan Thompson was a 7-5 6-2 winner against Nikoloz Basilashvili.
Source: PA
