Thu September 15, 1988

• FINAL
  

  Royals

  2
  

  Angels

  1
• FINAL
  

  White Sox

  3
  

  Twins

  10
• FINAL
  

  Astros

  5
  

  Reds

  7
• FINAL
  

  Pirates

  4
  

  Nationals

  9
• FINAL
  

  Guardians

  0
  

  Blue Jays

  3
• FINAL
  

  Cardinals

  3
  

  Phillies

  1
• FINAL
  

  Yankees

  5
  

  Red Sox

  3
• FINAL
  

  Rangers

  2
  

  Athletics

  6
• FINAL
  

  Cubs

  1
  

  Mets

  4