Fallen Son The tide of the superhuman Civil War turns, as Captain America is assassinated in a scheme perpetrated by his greatest foe, the Red Skull. It is later revealed that Steve Rogers is not dead. When S.H.I.E.L.D. and Tony Stark take possession of Captain America's body, and they wanted to conduct tests because he was the only perfect Super-Soldier. What they discover was the serum seems to have reversed the effects on his body after he died.