Home Serena Williams (L) hugs Naomi Osaka after Osaka won the 2018 U.S. Open Women’s Single’s finals at Arthur Ashe Stadium in Flushing Meadows, NY on Saturday, Sept. 8, 2018.<br>(Photo by Chris Trotman/Getty Image) Serena Williams (L) hugs Naomi Osaka after Osaka won the 2018 U.S. Open Women's Single's finals at Arthur Ashe Stadium in Flushing Meadows, NY on Saturday, Sept. 8, 2018.<br>(Photo by Chris Trotman/Getty Image)

Serena Williams (L) hugs Naomi Osaka after Osaka won the 2018 U.S. Open Women’s Single’s finals at Arthur Ashe Stadium in Flushing Meadows, NY on Saturday, Sept. 8, 2018.
(Photo by Chris Trotman/Getty Image)

Naomi Osaka (R) poses with Chris Evert (C) and Serena Williams (L) during the trophy ceremony after winning the 2018 U.S. Open Women’s Single’s finals at Arthur Ashe Stadium in Flushing Meadows, NY on Saturday, Sept. 8, 2018.<br>(Photo by Chris Trotman/Getty Image)
Serena Williams (R) argues with referee Brian Earley during the 2018 U.S. Open Women’s Single’s finals at Arthur Ashe Stadium in Flushing Meadows, NY on Saturday, Sept. 8, 2018.<br>(Photo by Chris Trotman/Getty Image)