The Australian Open's new extreme heat policy allows 10-minute breaks in men's singles matches — for the first time in grand slam tennis — if temperatures reach four on a new five-step heat stress scale.
from ABC News https://ab.co/2QbFqLn
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The Australian Open's new extreme heat policy allows 10-minute breaks in men's singles matches — for the first time in grand slam tennis — if temperatures reach four on a new five-step heat stress scale.
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