Call of Duty: Modern Warfare 4 DMZ beginner's tips to help you conquer Hajin

Call of Duty: Modern Warfare 4 finally has a proper extraction mode, where players head into Hajin, mow down dozens of PvE enemies, and extract with the best loot they can find. The mode isn't quite what was advertised ahead of launch, but there's still plenty of fun to be had. These beginner's tips aim to give players the best chance of getting out alive.