Ruthin (GB) (f, 2, Ribchester {Ire}--Selinka {GB}, by Selkirk), a 350,000gns TATOCT yearling purchase, kicked off her career with a 'TDN Rising Star' performance sprinting on the Keeneland lawn for Wesley Ward Thursday. The rail-drawn, 3-5 favorite shot out to the front and sped through an opening quarter in :21.91. She let it out a notch approaching the top of the stretch, and, despite racing greenly on her left lead for most of the stretch, was geared down late en route to a flashy, six-length victory over Artos (Ire) (Kodiac...