What is the thinking inside the Pentagon about Iran? And what is the Quds Force in Iran? For some answers, we turn to Demetri Sevastopulo of the Financial Times.

In the wake of the recent tragic death of a Massachusetts pre-schooler we explore the issue of bipolar disorder in children.

Tim Egan of The New York Times describes ethanol's lure and how its reshaping rural America.

We have the lastest on the congressial debate over the troop surge.

The Japanese-American screenwriter is nominated for an Oscar for her work on "Letters from Iwo Jima."