Anthony Mackie is in negotiations to join Chris Evans in "Captain America: The Winter Soldier" at Marvel Studios says Heat Vision.
Joe and Anthony Russo's sequel, currently targeting a April 2014 release, is expected to follow the acclaimed comic storyline in which Captain America's sidekick Bucky is resurrected as a brainwashed super-assassin known as the Winter Solider. Sebastian Stan is said to be returning in the role of Bucky.
Mackie is expected to play Harlem crime fighter 'Falcon', one of mainstream comics' first black superheroes. Falcon, aka. Sam Wilson, can telepathically talk to birds and has a suit that allows him to fly and enhances his strength.