Dear Baby, You gave me strength I didn't know I had: Serena
In an Instagram post thanking her unborn child, 23-time Grand Slam champion Serena Williams wrote, "My Dearest Baby, You gave me the strength I didn't know I had." "I am so happy to share being number one in the world with you.... once again today", read part of Serena's post. Serena also called her child the 'world's youngest number one'.