ITHACA, N.Y. -- Three Cornellians will compete at the 2010 IHSA Zone championships this weekend at Centenary College. Sophomore Katie Fink will compete in novice fences, junior Kelsey Craig will be in intermediate flat and sophomore Charmaine Tan will participate in the walk-trot event. The show will be held at Briarwood Farms in Readington, N.J. At zones, the top two individuals qualify to move onto the national finals.