William Smith College sophomore Lark Ervasti was 3-0 in the No. 4 spot of the lineup for the Herons at the CSA Team National Championships. The Brooklyn, New York, native played a big role in helping the Walker Cup for the first time since 2007. On Sunday, Ervasti beat Dickinson's Anna O'Connor, 11-7, 11-7, 12-10. The victory clinched the Walker Cup for William Smith. Against Middlebury, Ervasti beat Eva Finney, 11-7, 11-5, 11-2. In the Hamilton match she topped Zoe Reinert, 11-8, 11-2, 11-2. Ervasti is 13-1 this season including a 6-0 mark in the No. 4 spot.