Williams' doubles partner retires in second set of singles match after fall

Victoria Mboko retired from her singles match against Karolina Pliskova in the second set on Thursday after sustaining a fall. Mboko, a Canadian player, was scheduled to compete in the doubles tournament alongside Serena Williams later in the week. The exact nature of Mboko's injury and its impact on her participation in the doubles event remain unclear following her withdrawal from the singles competition. This retirement marks a significant disruption for Mboko's tournament play and potentially for her partnership with Williams.