Pembroke Dock heavyweight prospect Scott Gammer scored the best win of his career with a second-round stoppage of experienced Pole Roman Bugaj .

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She broke Radwanska and led 3-2 before dropping her own serve twice as the Pole booked her second-round berth.

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Twelfth seed Agnieszka Radwanska enjoyed a relatively comfortable passage into the third round with a 6-3 6-4 win over Croatia's Petra Martic, and the Pole will play Simona Halep after the Romanian beat Russia's 24th seed Alisa Kleybanova 6-4 7-6 (7-2).

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Mancunian Hatton was pole-axed by a huge left in the second and counted out with one second remaining in the round.

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