The Japanese government has insisted that Tokyo successful bid to host the 2020 Olympics was clean.

日本政府坚称，申办2020年奥运会过程完全干净。

But to be there and to be part of a successful bid to bring it to London, I was very proud.

但是能够在那里并成为成功将其带到伦敦的一部分，我感到非常自豪。