FILE - In this March 22, 2019, file photo, Serena Williams can't get to a ball hit by Rebecca Peterson, of Sweden, during the Miami Open tennis tournament in Miami Gardens, Fla. With the French Open set to start Sunday, May 26, the 10th-ranked Williams has played only nine matches in 2019. The tennis world cant wait to find out exactly how that bothersome left knee is holding up. (AP Photo/Lynne Sladky, File)
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