A trio of 'TDN Rising Stars,' including unbeaten Thoughtfully (Tapit), will square off in Friday's GI Darley Alcibiades S. at Keeneland, a 'Win and You're In' for the GI Breeders' Cup Juvenile Fillies. The rail-drawn Thoughtfully, tabbed as a 'Rising Star' out of a blowout debut win for Steve Asmussen at Churchill Downs June 11, made good on the promise with a sparkling performance in Saratoga's GII Adirondack S. Aug. 12. The $950,000 FTSAUG graduate tries two turns for the first time here. Drawn one to her outside is fellow...