Children take part in a small football tournament in a fenced playground full of mud in Gradiste, Croatia, on Aug. 19, 2018. (Xinhua/Davor Javorovic)
Children take part in a small football tournament in a fenced playground full of mud in Gradiste, Croatia, on Aug. 19, 2018. (Xinhua/Davor Javorovic)
Children take part in a small football tournament in a fenced playground full of mud in Gradiste, Croatia, on Aug. 19, 2018. (Xinhua/Davor Javorovic)