Tennis star Serena Williams announced she is pregnant on social media on Wednesday morning. 

Later on Wednesday, a spokesperson for the tennis state confirmed Williams' pregnancy. 

Williams posted a selfie on Snapchat with the phrase "20 weeks" written at the bottom of the photo. Social media immediately became filled with the image. Williams later deleted the post. 

Serena Williams is expecting!

The GOAT took to Snapchat to announce that she is 20 weeks pregnant. (via @serenawilliams/Snapchat) pic.twitter.com/7O9ub0VWVK

— espnW (@espnW) April 19, 2017

Williams, 35, is engaged to Reddit co-founder Alexis Ohanian.