At 20 years old, Coco Gauff has earned herself a seat among the world's best tennis players. Here's how her career has shaped up so far.

Australian Open semifinalist Sofia Kenin, Alison Riske and doubles specialist Bethanie Mattek-Sands were also included in the roster announced by the U.S. Tennis Association.

Coco Gauff reeled off four straight games to beat Jessica Pegula 6-4, 7-5 and win the Wuhan Open on Sunday in all-American final.The 21-year-old Gauff won her second title of the year, having won the ...