Superman: Earth One its collapse. Zod addresses the United Nations, stating that the House of El caused the planet Krypton to explode, and that Superman is a threat. Zod persuades the delegates that he is an ally and wants to help them kill Superman. Lois receives a phone call from her uncle and learns that Zod is responsible for the bridge's collapse, after which she tries to warn Superman. Zod reveals that he possesses a supply of kryptonite in his ship, from whose radiation his lead-lined skin-suit protects him. He intends to kill Superman, but Superman uses his knowledge of chemistry to cause
Superman Planet", who is friends with both Superman and Clark Kent, though in most stories he doesn't know that Clark is Superman. Jimmy is frequently described as "Superman's pal", and was conceived to give young male readers a relatable characters through which they could fantasize being friends with Superman. In this sense, he serves a similar function to Robin from Batman fiction. In the earliest comic book stories, Clark Kent's employer is George Taylor of "The Daily Star", but the second episode of the radio serial changed this to Perry White of the "Daily Planet". Perry White does not know Clark