D: Dive Into Mobile: The Full Interview Video of Microsoft Windows Phone 7 Head Joe Belfiore

Today, we ring up Microsoft's Joe Belfiore, who is the man in charge of its Windows Phone 7 efforts.

It's no small task, as the software giant struggles to get back into the mobile game and catch up from far behind in a very competitive smartphone race led by both Google and Apple.

Sarah Silverman Larissa Meek Gina Carano Sanaa Lathan Ana Beatriz Barros