Market Watch with Rob Finnerty: Is the Washington Monument sinking?

Market Watch with Rob Finnerty: Is the Washington Monument sinking? »Play Video
United States flags fly below the Washington Monument, Wednesday, Sept. 26, 2012, in Washington. (AP Photo/Alex Brandon)

Is the Washington Monument tilting? Is it sinking? A team of surveyors is measuring the massive obelisk to determine for sure whether the memorial still stands straight at 555 feet.