Anyone know how to pan/pull back the camera in 3rd person on 360? I've done it earlier but can't figure out how to now >.> Close up over the shoulder is bugging me!

http://www.gamesas.com/index.php?/topic/1257444-can-we-still-zoom-in-and-out-in-3rd-person/page__view__findpost__p__19182726