May 24—DES MOINES — Sophomore Greenlee Smock has tried to run out front in her distance races. She just simply prefers to hold back and chase down her opponents as the race progresses. "My strategy is to see what I am chasing and try my best to run them down," Smock said. On Thursday, in the girls Class 1A 3,000-meter run, Smock indeed chased down her opponents. She stayed near the back of the .