The Princess of Wales passed on a question from her sons to Spanish tennis star and Wimbledon champion Carlos Alcaraz. In a video posted on social media by BBC Sport, Kate Middleton, 42, asked the 21-year-old star tennis star who his favourite Spanish football player is, ahead of thecountry’s 2-1 win against England later that evening. Princess Kate, who is currently undergoing cancer treatment, saw Spanish reigning champion Alcaraz take on veteran Novak Djokovic, winning the Men’s Singles title in three sets. Speaking to him after the match, she admitted “the boys”, most likely referring to h…