Superhero Puzzle

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Across
  1. 4. The most popular sport played at the stadium
  2. 6. The story goes that this person hit a home run over the left-field roof
Down
  1. 1. This kind of speech is also known as Baseball's Gettysburg address
  2. 2. This person hit his 500th home run on May 14th, 1967
  3. 3. Created the stadium when he was evicted from Polo Grounds
  4. 5. This person pitched a perfect game