Actually hitting the vent was sadly too easy; maybe it was designed that way since the "hard part" was over. Just point your guns down and rapid fire; if you m

Actually hitting the vent was sadly too easy; maybe it was designed that way since the "hard part" was over. Just point your guns down and rapid fire; if you missed it that way, it was almost a bug in the game. Strafing the vent was pretty much a guaranteed hit.