User blog comment:Drkdragonz66/Modern Warfare 3 interview: Robert Bowling talks about Spec Ops Survival/@comment-82.173.131.236-20110812215739/@comment-4559524-20110813015814

If attachments were in the reveal trailer, they'd have to be in actual Spec Ops. Unless if IW just wants their video to look cool, like how Treyarch did in the Call of the Dead trailer.