The marketing for Iron Man 3, opening in theaters May 3, 2013, is ramping up with today’s release of the trailer, as shown here:
The movie, directed by Shane Black from a screenplay by Drew Pearce and Shane Black, features Iron Man (Robert Downey Jr.) fighting the Mandarin (Ben Kingsley).
Robert Downey Jr. in Iron Man 3
Ben Kingsley as the Mandarin in Iron Man 3
As shown in various promotional photos, different suits of the Iron Man armor play a role, including what I’m assuming is a more patriotic version for War Machine (Don Cheadle as James Rhodes).