Sorana Cirstea upsets Aryna Sabalenka to reach Miami semis

Unseeded and unsung Sorana Cirstea notched perhaps the biggest victory of her career on Wednesday when she upset second-seeded Aryna Sabalenka 6-4, 6-4 to reach the semifinals of the Miami Open.

It marks the first time Cirstea has reached a semifinal since 2013. On that occasion, she eventually lost to Serena Williams in the final at Toronto.

Cirstea, a Romanian who turns 33 next month, had just nine unforced errors dur