Naomi Osaka: “I’m a lot more serious now”

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    Japanese tennis player Naomi Osaka speaks to CNN’s Becky Anderson on the sidelines of the Mubadala Abu Dhabi Open about her return to tennis after becoming a mom.Japanese tennis player Naomi Osaka speaks to CNN’s Becky Anderson on the sidelines of the Mubadala Abu Dhabi Open about her return to tennis after becoming a mom.