Vote in Our Marvel Cinematic Universe March Madness Bracket

With March Madness underway and Avengers: Endgame arriving in theaters in less than a month, it's the perfect time for -- what else -- a showdown between all your favorite Marvel Cinematic Universe films. We've created a bracket where the best 16 Marvel films since Iron Man will battle it out for the top spot, with voting kicking off today. The first round pits Captain America: Civil War vs. Avengers: Age of Ultron; The Avengers vs. Spider-Man: Homecoming; Captain America: The Winter Soldier vs....