Today’s Crossword: Greek Mythology

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Across
  1. 2. Serpent slain by Heracles
  2. 5. Three-headed guard dog of Hades
  3. 6. King of the gods, wielder of thunderbolt
  4. 7. Primordial goddess of night
Down
  1. 1. Ruler of the underworld
  2. 2. Messenger god with winged sandals
  3. 3. Goddess of wisdom and war strategy
  4. 4. Titan who fathered Zeus