Collins, 30, has announced she plans to retire at the end of the season.
No. 1 Iga Swiatek survives tough test, Naomi Osaka wins in her return to U.S. Open
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“Nearly collapsed when I came off court, and I was on a medical table for three hours” on Tuesday, Collins said.
Iga Swiatek gets hit by a ball at Olympic tennis and is called insincere by Danielle Collins
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