Naomi Osaka’s first tournament at the elite level since becoming a mother has ended in a second-round loss to three-time champion Karolina Pliskova at the Brisbane International.

Naomi Osaka’s first win at the elite level since becoming a mother didn’t come easily.

Harmony Tan surprised and angered her Wimbledon doubles partner by withdrawing from that tournament with a thigh injury a day after eliminating Serena Williams in her debut at the grass-court Grand Slam.