#USTA OTD: 9x major champion Monica Seles won the second of her four AO crowns after beating Mary Joe Fernandez 6-2, 6-3 in the 1992 final. In 2003, @serenawilliams completed the 'Serena Slam' after defeating sister Venus in the 2003 Melbourne final. __ #tennis #monicaseles #serenawilliams #venuswilliams