Can a man be redeemed?

That's the central question driving "Captain America: Civil War," Marvel's new movie that has members of the Avengers team facing off against each other.

Propelled by the events of "Captain America: The Winter Soldier," this sequel shows Capt. Steve Rogers struggling to protect his childhood friend — and erstwhile villain — Bucky Barnes, who's wanted by the law. Inspired by a 2006 string of comic books by the same name, "Civil War" divides the world's superheroes by raising the possibility of new superhero regulations, igniting a debate over civil liberties and the proper role of government.

But that's just the political backdrop to the real action fans want to see, which is an epic, long-brewing showdown between Captain America and Iron Man. Here's a taste of the fight to come: