The crowd's definitely going to bring more excitement for those that have the USA uniform on.

In Athens, I was running in long sleeves and pants in the summertime to acclimate as much as I could. ... In Boston, there's never any area on the course ... where you can settle in and just get on a pace and zone out, whereas here you can do that. You can zone out for huge periods.

Every time we tried to get going there was some factor -- weather, wind or turns. I think we all suffered somewhat from conditions.

There was a moment there when we were getting concerned,

It went through my mind at that point that this is like the Tour de France, where the crowd opens up as you go by. It was really cool.

For Athens and Boston, I had really prepared for tough conditions, whereas here you can just prepare to run the marathon at your pace,

It's a delicate balance. Because you don't want the race to go without you.

You don't want the race to go without you, but you know you have 22 miles to go. It's a balance.

When Brian went by me, I thought he was some guy that jumped on the course.

When Brian went by me, I thought it was some guy who ran onto the course.