Maurice is one of the greatest competitors in the world. However this is a new era, the young guys are coming.

Of course I wish Asafa had run, ... I think the world record would have been threatened if he was there, and I think I would have beaten him.

The time would have been faster and the world record would have been threatened. But I still would have beaten him. If he's ready, bring it on, I'm the Olympic champion and the world champion.

It would be a great time to try for the 100m world record. I'm the world champion. Of course I want that world record.

When you look at people like Carl Lewis, Michael Johnson, Maurice Greene, the key to their success was not world records – it was their dominance,

When you look at people like Carl Lewis, Michael Johnson, Maurice Greene, the key to their success was not world records - it was their dominance,