Andrew Barton, from Oxfam, said: "All of Oxfam have been cheering Federer's progress for the past couple of weeks.
"The real hero, though, must be Mr Newlife, for his generous gift and his tremendous sporting acumen. It may inspire other people to support Oxfam and our West Africa appeal."
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Tens of thousands of rail passengers are facing mass train cancelations every day at Southern because of ongoing sickness by guards.
Wednesday afternoon's weather for the east of the region
Wednesday afternoon's weather for the west of the region