CARLSBAD, Calif — Biz Stone, co-founder of Twitter, told me that while Twitter "breaks" stories, it is not the whole picture and "journalists and reporters" are essential to make this work.

I caught up with Biz and co-founder Evan Williams on Tuesday night after they kicked off the D: All Things Digital conference.

Andy Plesser, Executive Producer

You can find me blogging on the Huffington Post.