OIL Iraq: Oil field 21.3.2008 IRAQ: Nr Irbil: EXT Armed guard with machine gun, guarding oil field: drilling rig: various shots of Chinese workers operating drilling rig: armed guard: general view pipeline stretching across countryside: close view of oil pipe: lengths of pipe stacked up: petrol tankers along at site: pipe and tap: pool of oil in ground: close shot of air bubbles in oil: large pool of oily land: guard: pipes, gas storage tanks, plastic containers filled with petrol at roadside: money changing hands: petrol tradesman conducting business at roadside: