Spain is just one win away from the World Cup title. While all eyes are on Lamine Yamal for this success, another 19-year-old teenager has been performing exceptionally in Spain's defense. He is Pau Cubarsi. The young Barcelona center-back played a crucial role in Spain's 2-0 victory in the World Cup semi-final, completely neutralizing France's captain Kylian Mbappé and his star attackers. Spain has kept clean sheets in six of their seven matches in this tournament. Cubarsi has contributed the most to this statistic.Masterclass in Defense, Stopping MbappéBefore the semi-final, everyone was concerned about how Mbappé would break down Spain's...