User blog comment:CoDE-2K/Call of Duty Favorite/@comment-1900101-20120315231116/@comment-3123696-20120317005054

Nope, every NPC, enemy or ally, will drop an ammo box. Just play the game, see on the details. I noticed the the first time I played CoD4. Guess the detailers are the minority now that everyone rushes to MP.