Reaction from day three of the Athletics World Championships in Beijing, China.

Script: SOUNDBITE (English) Ezekiel Kemboi, 3,000 metres steeplechase winner:

"I feel good because I have won. It was nice for me. My game plan has worked well to be the world champion for the third time. And I am happy for that."

SOUNDBITE (English) Ezekiel Kemboi, 3,000 metres steeplechase winner:

"Dance is always a celebration. I want to celebrate to show my fans in Beijing because I love them so much and I want to say thank you for their support. All through. That's why I did the dance - for them to be happy."

SOUNDBITE (English) Vivian Cheruiyot, 10,000 metres winner:

"The race was a little bit slow but I was comfortable and I was saying that if it wasn't too high then I would be comfortable. But what I want to say is that I am really happy to be a world champion. To be back to be a world champion there is nothing else I can add. It is really amazing."

SOUNDBITE (English) Emily Infeld, 10,000 metres bronze medallist:

"I am so excited. I can't believe it. I am so shocked. I am so happy and so blessed to be out here competing and running for the US and I have had great support and team mates and coaches and it's unreal."

SOUNDBITE (English) Veronica Campbell-Brown, Jamaica:

"Life is weird. I have no control over what happened. All I can do is go out there and do my best. Whatever happened I just have to move on. I cannot do anything to change what's in the past. I am just grateful for the opportunity."

SOUNDBITE (English) Kirani James, Grenadian 400 metres runner:

"Just try to control the race and just try and conserve energy and get ready for the next round."

SOUNDBITE (English) Kirani James, Grenadian 400 metres runner:

"I think it's perfect weather for the 400. The track is great the fans are great I am just happy to come out here, man. I really am.

SOUNDBITE (English) LeShawn Merritt, USA 400 metres runner:

"Time wise I am not sure. These guys ran well today. We got a day break. That could hurt some people. That could help some people. So eight men will line up. And we will go at it."

SOUNDBITE (English) LeShawn Merritt, USA 400 metres runner:

"I'm not sure if anyone is in that type of shape right now to run a world record in the 400. That's some great shape. The guys are ready this year. Next year a big year as well. You never know though. I am just going to get myself ready."