Pretty Birdie, the first and only winner thus far from just 22 first-crop foals for his already expatriated sire (by Unbridled's Song), zipped to the front and ran them off their feet to take Thursday's GIII Schuylerville S. at the Spa in the silks of the late Saratoga legend Marylou Whitney. The grey had earned a field's-best 78 Beyer Speed Figure for a clear debut score at Churchill June 18, and was backed as the second choice behind 'TDN Rising Star' Mainstay, the half-sister to last year's champion 2-year-old filly...