Guardian

Now regularly appearing in costume, Superman comes to the aid of a Russian space station struck by a mysterious force. Some time later, Clark runs into Lex on the street, but Clark has to hurry away to help Green Arrow, leaving Lex to an even odder encounter. Superman and Green Arrow having finished their business, Oliver heads home to Chloe, who is busy in Watchtower being visited by Lois and discovering something shocking about the Russian space station incident.