An inspired Mirra Andreeva beat world number two Iga Swiatek for the first time in her career with a dominant 6-3 6-3 victory on Thursday at the Dubai Duty Free Championships where the Russian 17-year-old set up a semi-final clash with Elena Rybakina.

World number two Iga Swiatek falls to a shock defeat by Russian teenager Mirra Andreeva in the Dubai Tennis Championships quarter-finals.

No. 2-ranked Iga Swiatek lost to a player younger than 18 for the first time on tour when she was stunned by Mirra Andreeva in the Dubai Championships quarterfinals Thursday. Andreeva, 17, won 6-3, 6-3 to become the youngest semifinalist in Dubai's 24-year history and reach the first WTA 1000 semi of her career.