Tours of duty for 15,000 U.S. Army troops extended.

CNN’s Barbara Starr reports, “The Pentagon today, as we speak, is reviewing a request from commanders in Iraq for the extension of the tour of duty for up to 15,000 Army troops. four combat ground brigades. One combat aviation brigade. their tours might be extended up to 120 days. Why? Because the Pentagon has to find a way to keep that so-called troop surge going.”