Banner, Lang, Rogers, and Stark travel to New York City in 2012. [N 3] Banner visits the Sanctum Sanctorum and convinces the Ancient One to give him the Time Stone. At Stark Tower, Rogers retrieves the Mind Stone, but Stark and Lang's attempt to steal the Space Stone fails, allowing 2012 Loki to escape with it. Rogers and Stark travel to S. H. I. E. L. D. headquarters in 1970, where Stark obtains an earlier version of the Space Stone and encounters his father, Howard, while Rogers steals several Pym Particles from Hank Pym to return to the present. Meanwhile, Rocket and Thor travel to Asgard in 2013, extracting the Reality Stone from Jane Foster[N 4] and retrieving Thor's hammer, Mjolnir. Nebula and Rhodes travel to Morag in 2014 and steal the Power Stone before Peter Quill can. [N 5] Rhodes returns to the present with the Power Stone, but Nebula is incapacitated when her cybernetic implants link with those of her past self. Through this connection, 2014 Thanos learns of his future success and the Avengers' attempts to undo it. He captures Nebula and sends 2014 Nebula to the present in the former's place. Barton and Romanoff travel to Vormir in 2014, where the Soul Stone's keeper, the Red Skull, reveals it can only be acquired by sacrificing someone they love. Romanoff sacrifices herself, allowing Barton to obtain the Soul Stone.