ATLANTA, July 7 : Morocco centre back Issa Diop had two African suitors but previously declared he only wanted to play for France.Now he has the unenviable task of trying to keep Kylian Mbappé from scoring in the World Cup quarter-final on Thursday in a delicious turn of events that adds a fascinating subplot to the clash in Boston.The 29-year-old Diop has a Senegalese father and Moroccan mother but was born in Toulouse. His grandfather was one of Senegal’s first national team coaches but Diop only ever had eyes for France, turning down repeated attempts by Morocco and Senegal to have him switch his international allegiance.Seven years ago, when he was playing for France’s Under-21 side, he told French television station Canal Plus: "I am French. I was born in France. France has given me e