The fourth TV spot has landed for Captain America: The Winter Soldier, which focuses on Anthony Mackie as Falcon, one of the few friends Steve Rogers can trust in this Marvel espionage thriller. Watch as the two team up to take down a corrupt official after the death of S.H.I.E.L.D. leader Nick Fury. Can Fury be saved by GH325? Or will the Winter Soldier end S.H.I.E.L.D. forever?