It's a welcome return to Soundtracking for Luca Guadagnino, who joined Edith from Los Angeles to discuss his latest movie, Challengers. The story - in very broad terms - follows a professional tennis champion who plots a comeback with the help of his wife - a former prodigy who retired after an injury - as he goes up against another player who also happens to be his former best friend and wife's former lover. Challengers is scored by our old friends Trent Reznor and Atticus Ross...