BBC news with John Jason.

Today has been the biggest day so far for gold medals of the London Olympics, 24 have been won in sport range from athletics and badminton, to swimming, tennis and

triathlon

. Olympic and world records have been smashed in shooting, cycling and walking. Great Britain has dominated track and field events with Jessica Ennis winning gold in heptathlon, Greg Rutherford in the long jump and Mo Farah in the men's 10,000m. The celebrity Jamaican

sprinter

Usain Bolt has also made his first appearance when he is sitting in the 100m. The sprinter told the BBC he had expected enthusiastic reception he received in the Olympic stadium.

... I am happy, I am looking forward it. And what about the performance, give it a verdict. It was not so exited but reaction was good. But # . It is gonna happen now. You said 95% first, so is it 95% for Usain Bolt to take gold or maybe a challenge to your great record. We will see.

In the last few minutes, Shelly-Ann Fraser-Pryce from Jamaica has retained her 100m's title.

The Venezuelan President Hugo Chavez has declared the fencer Ruben Limardo a hero of the nation. Limardo claimed Venezuela's first gold medal in more than 4 decades when he won the men's individual title in the Epee event. President Chavez said he would hand Limardo a

replica

of the sword of the South African liberation fighter Simon Boliva. Limardo won the affection of the sport fans when he used public transport to return to the athletes’ village.