Serena Williams Shares Sweet Video of Daughter Olympia Giving Little Sister Adira a ‘Work Out’

The 23-time grand slam champion shared a video of her older daughter helping out her baby sister “work out” on Christmas dayOn Christmas, the tennis pro, 42, shared an Instagram video of her daughter, Olympia Ohanian, 6, helping her 4-month-old baby sister Adira River “work out.”

Williams shares daughters Olympia and Adira with husband Alexis Ohanian, 40.

In the photo, Williams speaks to her eldest daughter in French as she lifts and lowers the infant and shows her how to “work out.”

“She loves it,” Williams told Entertainment Tonight at the CFDA Awards. “Adira’s like a tiny little baby, so Olympia just calls her her little sis.”

Per the outlet, Williams explained that Olympia “prayed for a sister” but revealed she herself was a little “worried” ahead of Adira’s arrival.

“I was like, ‘OK, I don’t know if I can like anyone as much as I love Olympia,'” Williams said. “I was really nervous about that. But I feel like it all worked out.”