Meghan Markle and Prince Harry have been seen arriving for a church service in Windsor where they will meet with the Queen.The Duke and Duchess of Sussex, who last night attended the Mountbatten Festival of Music, were all smiles as they arrived at the Royal Chapel of All Saints in Windsor Great Park on Sunday.The couple arrived by car, with Harry driving, as they met with Her Majesty for the first time since announcing they would be stepping back as senior members of the royal family.