The US Open semi-final between American tennis stars Ben Shelton and Frances Tiafoe attracted a host of celebrities from sports, film, and fashion, including Serena Williams and Trinity Rodman, to witness Shelton's victory.
The American has already sent a warning to Lleyton Hewitt, beating Frenchman Sebastien Grosjean 6-2, 6-3 to win the Kooyong Classic
