William PORTER
400mH
CountryUnited States
Born15 APR 1973
Athlete code14248708
1X
World U20 champion
1X
World U20 Championships bronze medallist
Personal Bests
resultResult
48.65
dateDate
26 MAY 1999
scoreScore
1198
resultResult
3:06.11
dateDate
20 SEP 1992
scoreScore
1104
resultResult
46.23
dateDate
19 MAY 1997
scoreScore
1096
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Season’s bests
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