When we first saw this announcement, we swore it said Tony Hawk's HAWX. Regardless, this poorly-named new title from Ubisoft continues expanding the Tom Clancy franchise to a brand new territory: the sky. This all-CG trailer highlights some of the Xtreme aXtion that Ubisoft is trying to incorporate in this brand new title. IGN has all the details so far (which admittedly, isn't much).
Engadget
TUAW