Marvel's Iron Man 3 Domestic Trailer 2 (OFFICIAL)

Tony faces his toughest challenge yet in the second full trailer for Marvel's "Iron Man 3," hitting theaters and IMAX 3D May 3! Subscribe to Marvel: http://bit.ly/WeO3YJ Stay up-to-date on "Iron Man 3" on: FACEBOOK: http://www.facebook.com/IronMan TWITTER: https://twitter.com/Iron_Man Keep up with Marvel on: TWITTER: https://twitter.com/marvel FACEBOOK: http://www.facebook.com/Marvel TUMBLR: http://marvelentertainment.tumblr.com/ GOOGLE+: https://plus.google.com/+marvel/ PINTEREST: http://pinterest.com/marvelofficial/