More AMMO!!!!!!!!!!!!!!!
Okay, so you have one more rocket in your rocket launcher. Give it to a computer ally[The army people].Than if you have the heart to kill the person don't waste ammo just punch em'. Take the gun you gave him and it will have more ammo. >_< All right now try not to die in the rest of the game.
Theres loads more info this game, right here, with some cheats and tips, answers and Halo 3 walkthrough.
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