In March 2007, David Chalian became ABC's political director. In that time he's handled debates and primary nights.

But with the Conventions come a whole new set of challenges...and extra excitement.

He's talked with TVNewser's Gail Shister about some of his other interests, but today it was just politics. Specifically, how difficult tomorrow's Invesco move would be, cable vs. broadcast news and more. We caught up with Chalian in the ABC News tent this afternoon (more on that later):