South African champions Mamelodi Sundowns won their opening game at the Club World Cup on Tuesday as striker Iqraam Rayners netted the only goal in a 1-0 win over South Korea’s Ulsan HD.

Borussia Dortmund's Serhou Guirassy shoots during the Club World Cup Group F soccer match between Mamelodi Sundowns and Borussia Dortmund in Cincinnati, Saturday, June 21, 2025.