Mirra Andreeva's stunning Madrid Open upset

Russian teen shocks former US Open finalist Leylah Fernandez (Source: WTA)

Video transcript

- Announcing herself on the big stage three days before her 16th birthday, Mirra Andreeva gets her first [INAUDIBLE] match win by defeating the world number 49 Leylah Fernandez in straight sets, 6-3, 6-4. What a victory.