Duchess Kate was in attendance at Olympic Park's London Stadium today for an event supporting SportsAid. The Duchess of Cambridge wore a sleek knit sweater, culotte pants, and leather sneakers while meeting with young athletes and their parents. The Duchess of Cambridge showed off her sporty side today. Kate was at London Stadium in Olympic Park attending an event on behalf of SportsAid—one of her many patronages. SportsAid is an organization dedicated to honoring and uplifting the roles that parents and guardians play in their children's athletic success. The duchess opted for a sleek, sporty, and seemingly comfortable look while meeting with young athletes and their parents, donning a form-fitting,