Kammala jumla mai zuwa: Dariusz Kowaluk (an haife shi a ranar 16 ga Afrilu 1996) ɗan tseren Poland ne wanda ya ƙware a tseren mita 400. Ya lashe lambar azurfa a tseren tseren mita 4 × 400 a gasar cin kofin duniya na...
Gasar Zakarun Turai ta U23 ta 2017 da kuma lambar zinare a cikin hadadden mita 4 x 400 a Wasannin Olympics na bazara na 2020.