The Scot lost 6-4, 6-4 to Richard Gasquet in his first singles match since January before saying he had turned down a wild card into the men's draw at the year's final Grand Slam.
A round-up of all the results from the 16th World Athletic Championships in London
Lewis Hamilton walked away from a heavy crash after putting in the first laps of Formula One's new turbo era in testing with Mercedes on Tuesday.
Summary of sports events and persons who made news on Wednesday
Federer, who skipped the entire clay court season after winning the Australian Open and claiming titles at Indian Wells and Miami this year, will next play defending champion Florian Mayer who beat Frenchman Lucas Pouille in three sets.
There was little fanfare but a few lessons perhaps learnt as the most expensive player in the history of English football - Angel di Maria - lasted 70 minutes on his Premier League debut for Manchester United in their goalless draw at Burnley on Saturday.
Penpix on the Ireland team for the 2015 cricket World Cup in Australia and New Zealand.
India's Shiv Kapur shot seven birdies over a nine-hole stretch as he overcame a calamitous start for a first round three-under-par 69 at the US$7 million CIMB Classic on Thursday.
Eyewitnesses reported hearing a loud "bang" from inside the venue.
'For all practical purposes, the game ended at the break. The Irish bowlers had neither the pace nor the skill to compete against the Indian line-up; the lack of swing further blunted any edge they could have brought to the contest.'
Indian Grandmasters Vidit Gujrathi and S P Sethuraman placed themselves for a medal contention as they defeated Jorge Cori of Peru and Vladislav Kovalev of Belarus respectively in the 12th and penultimate round of World Juniors Chess Championship.