http://www.thetakeaway.org/2009/oct/13/frontline-obamas-war/ http://www.podtrac.com/pts/redirect.mp3/audio.wnyc.org/takeaway/takeaway101309e.mp3 Frontline: Afghanistan and 'Obama's War' http://www.thetakeaway.org/2009/oct/13/frontline-obamas-war/ true 6903 segment The photo of the flag raisers on Iwo Jima has long been an emblem of U.S. efforts in World War II; photos from My Lai still represent the Vietnam war for many. After eight years, however, there is still no single image that has defined the Afghan war. A new PBS/Frontline documentary, "Obama's W