The tie - break was a thriller .
Dimitrov cracked at the decisive moment , sending a forehand wide at 5 - 5 before Nadal overpowered him , leading to another error to finish the set .
The tie - break was a thriller , but Dimitrov cracked at the decisive moment , sending a forehand wide at 5 - 5 before Nadal overpowered him , leading to another error to finish the set .