CNN  —  A stunning bicycle kick from Kylian Mbappé propelled Real Madrid to a 3-2 victory over Borussia Dortmund in the quarterfinals of the Club World Cup on Saturday. Having missed the group stage of the tournament with gastroenteritis , the French star announced his return to the headlines when he acrobatically converted Arda Güler’s cross to the back post to give Los Blancos a two-goal lead in second-half stoppage time. His spectacular strike came after Gonzalo García – the competition’s