secrets from his friends, assaults Leila's boyfriend Norman when he protests they go into hiding, and uses a high power rifle to shoot at his friend Robbie Robertson (to fool Robbie into thinking O.N.I. was threatening to kill him). Although they succeed in exposing the illegal activities of O.N.I. and clear Wilson's name, Sam's methods cause his relationship with Captain America to become strained. Cap confronts Falcon about his recent actions, and Falcon, angered at what he sees as an ultimatum, terminates their partnership. As they are walking away, Norman (who blames Falcon for the end of his relationship with Leila) appears and shoots at Falcon. Captain America is seriously injured by the stray bullets, and even appears to die. The shock of watching his best friend seemingly die because of his actions has a powerful effect on Sam, who briefly gives up being Falcon and reexamines his life. Sam Wilson reappears as Falcon in the 2005 "House of M" storyline and in the 2006–07 "Civil War" storyline. In the latter, he supports Captain America against the Superhuman Registration Act. When the Captain becomes incapacitated, Falcon temporarily assumes leadership of the "Secret Avengers" rebel group. Following Captain America's assassination by the machinations of the Red Skull, the Falcon registers with the government and is made responsible for Harlem, although he continues to maintain contact with the underground The New Avengers. He is also called upon to investigate the Captain's assassination by locating Winter Soldier and tracking down the Red Skull. Becoming Captain America Wilson appears in the 2010 "Shadowland" storyline as Falcon, after which he becomes an operative in the new incarnation of the Heroes for Hire team, in the book of the same name. He later appears in the 2012 "Avengers vs. X-Men" storyline, helping She-Hulk and several other Avengers contain the students at the Jean Grey School for Higher Learning. As part of the 2012-2015 Marvel NOW! relaunch, Wilson rejoins the Avengers after Iron Man and Captain America choose to expand the team's line-up. After Rogers is aged into an old man, he appoints Wilson as his 'official' replacement as Captain America. During a confrontation with the Red Skull's daughter Sin, it is revealed that the "Snap" identity was a fake memory implanted into Sam by the Red Skull in an attempt to discredit the hero through racism. As part of the 2015 All-New, All-Different Marvel initiative, Captain