Marcin Pochwala (R) and Aleksandra Stach of Poland celebrate victory after winning the canoe double (c2) mixed final during the 2018 ICF Canoe Slalom world championships in Rio de Janeiro, Brazil, on Sept. 28, 2018. Marcin Pochwala and Aleksandra Stach claimed the champion with 106.48 seconds. (Xinhua/Li Ming)