Tue August 30, 1988

• FINAL
  

  Dodgers4
  

  Nationals2
• FINAL
  

  Pirates4
  

  Reds6
• FINAL
  

  Padres0
  

  Mets1
• FINAL
  

  Giants5
  

  Phillies7
• FINAL
  

  Cardinals9
  

  Braves1
• FINAL
  

  Cubs4
  

  Astros7
• FINAL
  

  Guardians4
  

  Royals1
• FINAL
  

  Twins6
  

  Rangers8
• FINAL
  

  Tigers1
  

  White Sox4
• FINAL
  

  Blue Jays2
  

  Brewers6
• FINAL
  

  Orioles5
  

  Angels2
• FINAL
  

  Red Sox0
  

  Athletics1
• FINAL
  

  Yankees1
  

  Mariners7