Serena Williams covers Vogue with her baby girl, Alexis Olympia

• Her daughter is the youngest Vogue cover star ever

 greatest tennis player of all time shared the cover with social media followers on Wednesday and tweeted, “This is a moment I will never forget.” 

The cover photo, shot by Mario Testino, shows Williams in a gorgeous red dress with a simple neckline, gold jewellery and what looks like her massive engagement ring. Alexis keeps things chic in a white onesie alongside her mom.