Serena Williams is pregnant with her second child. In a video posted on her YouTube channel on May 24, the athlete explained to 5-year-old Olympia that she was going to be a big sister.

In the video, the tennis player says her daughter has "gotten really stressed" about her weight gain, not understanding why. "Mom, you're fat," the little girl would have slipped him, in a distraught voice... A reflection that Serena Williams "tried not to take personally"