TOKYO -- Sydney McLaughlin-Levrone became the first woman in nearly 40 years to crack 48 seconds in the 400 meters Thursday, achieving 47.78 in an historically fast one-lap race at the world championships.
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TOKYO -- Sydney McLaughlin-Levrone became the first woman in nearly 40 years to crack 48 seconds in the 400 meters Thursday, achieving 47.78 in an historically fast one-lap race at the world championships.
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