Iraq has some of the world’s largest oil reserves but the money it earns doesn’t fully flow through Baghdad. Instead, a system set up after the US invasion in 2003 still gives Wash

Iraq has some of the world’s largest oil reserves but the money it earns doesn’t fully flow through Baghdad. Instead, a system set up after the US invasion in 2003 still gives Washington lasting leverage over Iraq's oil revenues. Al Jazeera’s Osama bin Javaid explains.