KYIV, Sept 13 (Reuters) - Ukraine said it struck Russian naval targets and port infrastructure early on Wednesday in the Crimean city of Sevastopol, in what appeared to be the biggest attack of the war on the home of the Russian navy's Black Sea Fleet. Reporting by Lidia Kelly in Melbourne, Anna Pruchnicka, Kyiv newsroom, Felix Light and Reuters TV; Writing by Tom Balmforth; Editing by Timothy Heritage and Alison WilliamsOur Standards: The Thomson Reuters Trust Principles. See here for a complete list of exchanges and delays