Timeline Refresh
India's male freestyle wrestlers started their Olympics campaign on a disappointing note as both young Amit Kumar and Narsingh Pancham Yadav crashed out of their respective categories in contrasting fashion.
While Amit's campaign ended after losing in the second round of the repechage stage of the 55kg fresstyle category, Narsingh lost his opening bout in the 74kg division.
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Britain won its first women's Olympic field hockey medal in 20 years with a 3-1 victory over New Zealand in the bronze match at Riverbank Arena.
All the goals came from second-half penalty-corners.
Alex Danson and Sarah Thomas deflected in hits by captain Kate Walsh, and Crista Cullen slammed in the second one.
The bronze matched Britain's only previous medal, earned at the 1992 Barcelona Games.
New Zealand, which scored through Stacey Michelsen with two minutes to go, was already assured of its highest Olympic finish after making the semi-finals for the first time. Its fourth placing was two above its ranking.
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India's young wrestler Amit Kumar was handed a lifeline as he made it to the repechage stage after losing the quarter-final bout in the men's 55kg freestysle category while compatriot Narsingh Pancham Yadav crashed out of the Olympics Games.
Amit, the youngest wrestler in the contingent at 19, overcame his Iranian opponent Hassan Sabzali Rahimi in the pre-quarter-finals before going down 1-3 to Georgia's Vladimer Khinchegashvili rather tamely in the quarter-finals. But with the Georgian progressing to the final, Amit got another chance to have a crack at the bronze medal in the repechage.Amit will take on the winner of the contest between Ibrahim Farag Mohammed of Egypt and Rodoslav Marinov Velikov of Bulgaria in the repechage.
Narsingh, however, had no such luck as his vanquisher, Matthew Judah Gentry of Canada also lost in the subsequent round in the 74kg free style category.The wrestler from Mumbai lost 1-3 to the Canadian in the pre-quarters. #London-Olympics
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Just days before the eight-year deadline expires, the IOC formally stripped American cyclist Tyler Hamilton of his 2004 gold for doping on Friday and awarded the medal to a Russian rider who now becomes a three-time Olympic champion.
The International Olympic Committee executive board notified Hamilton, a former teammate of Lance Armstrong, that he has been disqualified from his victory in the road race time trial at the Athens Games.
The medal will now go to Viatcheslav Ekimov, another former Armstrong teammate who already has two Olympic golds.
American Bobby Julich will be moved up from bronze to silver, and Michael Rogers of Australia from fourth to bronze.
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Georgian gets a point straight way in the second round.
Vladimer Khinchegashvili wins 3-1 in the second period.
Read: Bolt adds to his legend with second straight gold in 200m
Toss for the clinch position and Amit wins it.
But it backfired and Amit loses first period 4-0.
Kumar is the youngest Indian wrestler to qualify for the Olympics.
Kumar, who received a first round bye and defeated Iran's Hassan Sabzali Rahimi for the quarterfinals spot.
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The Canadaian dominated the first round, which ended 3-0 in his favour.
The Indian lost the second period too 3-1.
Amit Kumar will meet Vladimer Khinchegashvili of Georgia in the quarter-finals.
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And finally he is successful and manages to bag a point. But the 1-0 lead is short lived and the Canadian manages 1-1.
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The Canadian gains two more to make it 3-0 in the first period itself.
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Grappler Amit Kumar is into the quarter-finals.
He defeated Hassan Sabzali Rahimi of Iran 2-1.
Both wrestlers had a point each at the end of the bout, but the rule states that the wrestler who wins the last point, wins the bout.
That's how Amit scraped through.
Next up is Narsingh Yadav vs Matthew Gentry (Canada) in the Men's 74 kg category.
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This is Amit's first Olympics.
So it's 1-1 with one period to play.
This is going down the wire
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Wrestler Amit Kumar take on Iran's Hassan Rahimi in Men's 55 kg Freestyle.
Hassan pushed Amit out of the mat, a point to Hassan gives him the first round.
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Yohan Blake finished a close second, while Warren Weir took the bronze to make it 1-2-3 for Jamaica.
His team-mates Yohan Blake is in good form and will be looking to extract revenge for his loss in the 100m final.
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Rudisha set the first world record in athletics at the 2012 Olympic Games, winning the men's 800m in 1 minute, 40.91 seconds.
Rudisha became the first man to break the 800m world record three times, and broke the 800m world record at an Olympic Games for the first time in 36 years - since Alberto Juantorena of Cuba did so in 1976.
Rudisha is the first reigning world champion to win the men's 800m at the Olympic Games. His gold is Kenya's fourth Olympic title in this discipline, all since 1988.
Nijel Amos won Botswana's first medal at the Olympic Games in any sport.
Timothy Kitum of Kenya won bronze to become, at age 17-263, the youngest ever medallist in this event in the Olympic Games, breaking a 116-year-old record. Dimitrios Golemis of Greecewas the previous youngest at 19-131 when he won bronze in 1896.
At 18-147, Amos is also younger than Golemis and thus becomes the second youngest medallist in this event at the Olympic Games.
All eight runners in this event ran under 1:44, with seven of them running personal best times.
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Luka clocked 1.59.8 seconds to finish way behind winner Caster Semenya, who won the race with a timing of 1.57.67.