The Spaniard is already thinking about his next step on the road to Roland Garros.
The Greek said that luck wasn't on his side but there are plenty of positives to take from his loss to Nadal in Barcelona nevertheless.
Miami Open finalist tested positive for Coronavirus upon arrival in Spain.
The Serb was disappointed after his loss to Aslan Karatsev and isn't sure when he'll play again.
World No. 3 details key to defusing Stefanos Tsitsipas in Barcelona final.
"Jannik is a top player," Rafael Nadal said of the 19-year-old's upset of Andrey Rublev.
French Tennis Federation has ruled Benoit Paire out of the Tokyo Olympics due to apathetic attitude.