The baby countdown is on for Serena Williams.
The tennis star stepped out Monday evening at the Met Gala in New York City, fully showing off her baby bump for the first time since announcing her pregnancy on April 19.
Williams and fiancé Alexis Ohanian, 34, will welcome their first child this fall, her rep confirmed to PEOPLE last month following an accidental post the athlete made on Snapchat before quickly deleting.
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source: People (excerpted)