Opis:

Juan Martin del Potro of Argentina serves during US Open 2018 quarterfinal match against John Isner of USA at USTA Billie Jean King National Tennis Center (Photo by Lev Radin/Pacific Press) 04.09.2018 Nowy Jork Tenis US Open 2018 Lev Radin / Pacific Press / Sipa / PressFocus POLAND ONLY!!