Following is reaction to Serena Williams' defeat by Australia's Ajla Tomljanovic at the U.S. Open on Friday, likely to be the last match of the 23-times Grand Slam champion's career:FORMER WORLD NUMBER ONE BILLIE JEAN KING"Her incredible career made its mark on tennis history.
And yet her greatest contributions may be yet to come. Thank you, @serenawilliams. Your journey continues."GOLF GREAT TIGER WOODS"@serenawilliams you're literally the greatest on and off the court.
Thank you for inspiring all of us to pursue our dreams. I love you little sis!!!!!!"AUSTRALIAN PLAYER AJLA TOMLJANOVIC"I'm feeling really sorry just because I love Serena just as much as you guys do.
What she's done for me, for the sport of tennis, is incredible."I never thought I'd have a chance to play her in her last match when I remember watching her in all those finals, so this is a surreal moment for me."I just thought she would beat me, so the pressure wasn't on me.