With The Queen in everyone's thoughts on Saturday, her greatest pastime is celebrated at Leopardstown with the G1 Irish Champion S. offering a blend of some of Europe's finest families that she knew and appreciated so well. Chief among them is a pearl from the depths of The Aga Khan's ocean of breeding talent the UK's longest-serving monarch was able to fish from in her later years. It was Astrakhan, a wedding present from the late Aga Khan III, who provided her with her first flat winner at Hurst Park...