Captain America Comics #47

Crimorto, the crime dictator, has thugs commit various acts of mayhem to bait a trap for Cap and when Cap responds, he is lured to a castle for their battle. Cap asks Bucky to escort a kidnapped girl outside the castle, then while Cap battles Crimorto on the ramparts, the castle begins to crumble. Cap dives clear of the tumbling masonry and Bucky pulls him out of the moat. Cap wonders if Crimorto is really dead.