A brand new 4-minute preview from Captain America: The Winter Soldier has just debuted, featuring Chris Evans, Scarlett Johansson and Samuel L. Jackson. In a sequence pulled from the start of this Marvel adventure, Captain America, Black Widow and Nick Fury must battle a ship full of pirates to save kidnapped S.H.I.E.L.D. agents. This is followed by a new trailer full of never-before-seen footage from the movie.