There was a brief window of time about 15 months ago when 'TDN Rising Stars' Sierra Leone (Gun Runner) and Fierceness (City of Light) were well established sophomores on the Triple Crown trail, and they were joined by an intriguing new shooter, Deterministic (Liam's Map), who suddenly had "wiseguy" appeal for the 2024 GI Kentucky Derby based on just two well-spaced lifetime starts. Deterministic, too, had been named a 'Rising Star' as a juvenile off an Aug. 12, 2023, debut dirt sprint victory at Saratoga for trainer Christophe Clement. But...