Halo 3 Glitches & Tricks: Getting Famine Skull Using a Deployable Sheild

Halo 3 first-person shooter XBox video game tricks & glitches: How to get the Famine Skull (located on the arc) using a deployable sheild instead of a grenade jump

Update with Instructions:

You have to pass the area and fight the Wraith and get the Scorpion, then go back and open the door (kill the three Wraiths on the ledge and one by the door) there will be two choppers one of the brute on those will have a deployable cover. Drive all the way back and then go up and get the skull.