This fact was evident at the 1968 Mexico City Olympic Games, where the reduction in average speed sustained was -2% for the 800 meter run, -4% for the 1500 meter run, -6% for the 5,000 meter run, and -7% for the marathon when compared to sea-level (19).
(This fact; was; evident; L:at the 1968 Mexico City Olympic Games) (the 1968 Mexico City Olympic Games; sustained; the reduction in average speed)
This fact the 1968 Mexico City Olympic Games
was sustained
evident L:at the 1968 Mexico City Olympic Games
the reduction in average speed