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John HARDEN
400m
 United States
Born18 SEP 2008 (17)
John's code15307499
Personal bests
resultResult
49.41
dateDate
26 MAR 2026
scoreScore
893
competitionCompetition & venue
Rice University Ley Track/Holloway Field, Houston, TX (USA)
resultResult
13.96
dateDate
28 MAR 2026
scoreScore
0
* Not legal
Season’s bests (2026)
* Not legal
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