Coco Gauff reached the quarter-finals of Indian Wells for the first time with a 6-3 1-6 6-4 victory over Rebecca Peterson, while Maria Sakkari beat Karolina Pliskova.
Gauff looked to be in control when she won the first set 6-3, but her Swedish unseeded opponent fought back strongly in the second, levelling things up when she claimed the second 6-1.
Ad Gauff had reached the last 16 when she defeated Linda Noskova in the previous round, while Peterson had defeated Jil Teichmann at the weekend.
WTA Indian Wells'Exceptional' Gauff will 'win plenty' but forehand needs to be 'solved' — ShriverYESTERDAY AT 08:26 The 19-year-old American has been improving year-on-year since her debut at 15, and reached the fourth round of the Australian Open at the start of the year.