Where are they now? Ostapenko's back with hope but high hurdles

FILE PHOTO: Tennis - WTA Premier 5 - Qatar Open - Khalifa International Tennis and Squash Complex, Doha, Qatar - February 13, 2019 Latvia's Jelena Ostapenko in action during her round of 16 match against Ukriane's Elina Svitolina REUTERS/Ibraheem Al Omari

(Reuters) - When Jelena Ostapenko cracked a backhand down the line to win the French Open in 2017, it flew with a sound that seemed to herald a new star in women's sport.

For two glorious weeks the grinning youngster had swung her lime green racket with abandon, her plaited ponytail swinging side-to-side as she ousted increasingly impressive challengers day-by-day.