Mirra Andreeva defeated Iga Swiatek 6-3, 6-3 at the Dubai Duty Free Tennis Championships. Getty Images
Mirra Andreeva defeated Iga Swiatek 6-3, 6-3 at the Dubai Duty Free Tennis Championships. Getty Images

Mirra Andreeva stuns Iga Swiatek to become youngest ever semi-finalist at Dubai Duty Free Tennis Championships