Curly Jack became the second graded winner for his freshman sire (by Curlin) with an upset score in the GIII Iroquois S. at Churchill Downs Saturday. Away alertly, the bay raced off the fence in sixth in a tightly bunched pack as 'TDN Rising Star' and second choice in the betting Damon's Mound (Girvin) clocked a :23.53 opening quarter. Favored fellow 'Rising Star' Echo Again (Gun Runner) charged up to confront Damon's Mound as the half went in :47.48. Curly Jack bided his time as the top two knocked heads...