Bungie released a new trailer of Halo: Reach completely dedicated to Firefight mode (shooting in Italian) on the map "Corvette", a huge hangar Covenant with elevated levels suitable for sniping, lasting five minutes. As you can see from the video, you'll find below, the attacks will occur mainly at the center of the map even if the enemy will always try to wander while human players can defend themselves with shields bubble shields and special places in different parts of the map along with several turrets.

Halo: Reach - 5 Minute Firefight | HD version