Surge Walls

[Image: In this photo series for the BBC Andrew North in shows us what the 'surge' in Iraq looks like on the streets of Baghdad, telling us, "Suicide car bombers have struck this market area of Baghdad again and again, targeting the mainly Shia residents. These walls, put up during the surge, have helped reduce the attacks." He then asks the real question: "How long will it be before they can come down?"]