Juan Martin del Potro of Argentina celebrates victory during the Davis Cup World Group final singles match against Marin Cilic of Croatia in Zagreb, capital of Croatia, Nov. 27, 2016. Argentina won 3-2 to claim the title. (Xinhua/Miso Lisanin)
Juan Martin del Potro of Argentina celebrates victory during the Davis Cup World Group final singles match against Marin Cilic of Croatia in Zagreb, capital of Croatia, Nov. 27, 2016. Argentina won 3-2 to claim the title. (Xinhua/Miso Lisanin)