A compelling Grade I race with year-end title implications and it's not even a Saturday? Such is the magic of Saratoga. Friday's $500,000 GI Personal Ensign S. at nine furlongs has attracted older mare division leaders Nest (Curlin) and Clairiere (Curlin). Both are multiple Grade I winners with stellar records; the two will meet for the third time. Nest, last year's Eclipse champion 3-year-old filly, is the 4-5 choice after besting Clairiere in a bang-up GII Shuvee S. July 23 over track and trip. It was her first start of...