Captain America #111

Cap is ambushed by HYDRA assassins at the command of Madame Hydra. The mission fails and later Rick Jones joins Cap in a training session. Alone, Rick picks up a message meant for Cap that causes him to hallucinate. Abducted by Hydra Cap searches for Rick and is attacked by a Hydra robot. Rick escapes & tries to warn Cap, who realizes he could make a good partner. Cap appears to leap from a rooftop into the river through a barrage of HYDRA gunfire. The police only find his costume and a mask with the facial features of Steve Rogers, suggesting \"Rogers\" was a fake identity.