there is a funny interview you have to listen to at www.npr.org, the link is http://www.npr.org/templates/story/story.php?storyId=4530330

and there is one of Lang Lang, too:
http://www.deutschegrammophon.com/play.htms?LINK=rtsp://ra.universal-music-group.com/dgg/ra-langlang-interview-radioWQXR-s.rm