Mon June 18, 1990

• FINAL
  

  Red Sox

  2
  

  Orioles

  7
• FINAL
  

  Cubs

  1
  

  Nationals

  5
• FINAL
  

  Athletics

  2
  

  Tigers

  7
• FINAL
  

  Mariners

  2
  

  Royals

  6
• FINAL
  

  Twins

  1
  

  Rangers

  7
• FINAL
  

  Angels

  4
  

  White Sox

  1
• FINAL
  

  Yankees

  2
  

  Brewers

  4
• FINAL
  

  Astros

  2
  

  Dodgers

  5
• FINAL
  

  Padres

  1
  

  Giants

  2