Junior Emily D'Addario led William Smith with a third-place finish out of 153 runners at the Highlander Invitational (Houghton) on Saturday. She helped the Herons place sixth as a team. D'Addario has led William Smith across the finish line in all four of its races this season. She completed the 5-kilometer course in 18:19.86, improving her season best 5k time by 34.05 seconds.