Operate the Mark 19 on the CH47

to clear the ground of anti-aircraft guns and RPGs as well as some ground resistance.
Be careful to cool down for a while after continuous fire otherwise the barrel will heat up and you'll be blinded when it's time to use it. Once you reach a statue clear the surrounding armoured vehicles and anti-aircraft guns and watch out for RPGs on the roofs of buildings and street corners. Then friendly ground troops will drop in to help clear the building of friendly resistance! "HQ to Outlaw leave half the men on your plane behind