Protect warehouse workers in the Maggia Factories missionWhen you get to where you have to destroy the reinforcements head over to the 4 blue dots. Those are the warehouses. Now tanks and vehicles will be coming in to attack the warehouses, destroy all of them. Now head off to destroy one of the factories. Come back and more reinforcements should be coming towards the warehouses. Repeat this until all factories are destroyed and the warehouses are safe.