Federal Reserve Chair Alan Greenspan testifies before Congress tomorrow. Our business reporter Mark Mills offers a preview of what Greenspan will likely address

We speak with author Malcolm Gladwell about his new book "Blink, The Power of Thinking without Thinking."

We speak with reporter Vivienne Walt who writes about Iran's new friendship with China.

In response to the bombing that killed a former Lebanese prime minister, angry mobs have attacked Syrian workers in Lebanon and set fire to a Syrian government building.

A new study says the best way to prevent flu in seniors is to vaccinate children.

With school vacation around the corner, we look at safety issues around sledding.