1658BST: The Murrays win, breaking Niemeyer's serve on the third of three match points. Nestor, remember, one half of the Canadian pair, is the top-ranked men's doubles player in the world.

1654BST: The Canadians break back, capitalising on a poor service game from Murray, who is known to suffer from nerves when serving from the match. The score is 4-5 in the third, with Niemeyer to serve.

1649BST: Jamie Murray is serving for the match, with the Britons leading 5-3 in the third.

1641BST: With the time approaching midnight in Beijing, the Murray brothers have taken a 4-1 lead in the deciding set.

1620BST: The Murray brothers have fought back impressively to win the second set 6-4.

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1602BST: For a brief moment there was a glimmer of hope for the Murrays, who broke at the start of the second set to lead 2-0. However, that lead soon disintegrates and their match with Nestor and Niemeyer is back on serve at 2-2 in the second set.

1547BST: Andy Murray isn't having the best of days, he and his brother lose the first set of their doubles match 6-4. It's almost 11pm in Beijing and the stands are sparse to say the least.

1532BST: It remains on serve in the first set of the Murrays' doubles match at 4-4. Daniel Nestor is serious competitor who has previously been ranked world No 1 in doubles, and has won all four grand slam titles.

1512BST: Andy Murray is back out on court after his shock defeat in the singles earlier today. This time he has his brother Jamie for company as the British pair take on Canadian's Daniel Nestor and Frederic Niemeyer in the first-round of the men's doubles.

1456BST: After the United States' men completed a 101-70 victory over China in the basketball event yesterday, USA's women were in even more dominant form as they completed a 108-63 victory over the hosts in Beijing.

1425BST: It's been a good day for Britian's men in the hockey tournament. They beat Pakistan 4-2, however, defending champions Australia signalled their intent with a 6-1 victory over Canada, while New Zealand beat South Korea 3-1 and Germany beat China 4-1.

1345BST: Yet another gold medal for the host nation, their ninth of the Games so far, as Zhang Xiangxiang wins the men's 62kg weightlifting.

1315BST: It's not been a good day for Britain's racket sports, after Murray's defeat, Tracey Hallam is knocked out of the women's badminton event, losing her third round match to Germany's Xu Huaiwen.