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"From 1987 to 1999 you dropped over 3 seconds in your 400. What were your training keys for that success?"

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Michael Johnson
πŸ‡ΊπŸ‡Έ Sprinter: 4x Olympic πŸ₯‡ 8x World Champion
World record success: From 1987 to 1999, dropped over 3 seconds in 400 meters with key focus shift
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