Can you name these Killers?

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Across
  1. 1. buried 26 victims in the crawl space of his home
  2. 3. The Wolf of Moscow
  3. 4. Used a hammer to kill over 70 men and women
  4. 5. Tehran Desert Vampire
  5. 7. Known as The Railroad Killer
  6. 8. Sandman
Down
  1. 1. Red Dress Killer
  2. 2. The Genesee River Killer
  3. 5. Colombian pedophile and serial killer
  4. 6. Kept body parts in the freezer