The 2-year-old filly Alyeska (Vekoma), an eye-catching, come-from-behind debut winner carrying the famed Marylou Whitney silks at Churchill Downs Sept. 20, brought a sale-topping $675,000 from bloodstock agent Steve Young at Keeneland's single-session November Horses of Racing Age sale Thursday, which produced substantial across-the-board increases. Fellow Marylou Whitney homebred and the once-raced 2-year-old colt Captain Cook (Practical Joke), a troubled sixth on debut beneath the Twin Spires Oct. 27, was also purchased by Young for $410,000, the second-most expensive lot of the day. The duo were both previously trained by...