Discreet Mischief (c, 3, Into Mischief--Brushwork, by Discreet Cat), a very solid second sprinting on debut with an 89 Beyer Speed Figure behind the highly regarded Drip (Good Magic) over a sloppy track at Fair Grounds Feb. 17, delivered a 'TDN Rising Star' performance for trainer Brad Cox to graduate impressively at second asking at Keeneland Saturday. The 4-5 favorite jumped well and secured a perfect spot pressing in an outside second through fractions of :22.47 and :45.54. He took over on the turn for home, was in complete control...