Lady Louise Windsor, 22, Supported by Mum Duchess Sophie as She Takes the Reins at WindsorLady Louise Windsor was back in the driving seat once again as she competed in the final carriage driving meet of the season at Windsor Great Park on Sunday.The 22-year-old royal, daughter of the Duke and Duchess of Edinburgh, drove herself to the event in her Land Rover Discovery Sport before changing into her equestrian gear.She arrived wearing a white blouse, light-coloured trousers and brown ankle boots, later adding a navy fleece, gilet and riding helmet for the competition.Her proud mother, Sophie, 61, joined her at the course in the autumn sunshine. The Duchess, who lives nearby at Bagshot Park, looked casual in a checked jacket, grey knit, white jeans and brown boots as she chatted with her daughter around the grounds.Flanked by her mother, Lady Louise was all smiles as she steered the carriage around the field with her trusty pony for a second day in a row.Lady Louise has followed in the footsteps of her late grandparents, Queen Elizabeth II and the Duke of Edinburgh, with her love of equestrian sports. Taught to ride at an early age, she took up carriage driving — a passion she shared with Prince Philip.