Eighth-ranked Hartwick scored two second half goals to pull away for a 3-0 field hockey victory at Fauver Stadium.
The Hawks took a 1-0 lead with 4:15 left in the first on a goal by Cassandra Holleran. Laura Reif made it 2-0 with 19:45 left in the second. Kelly Cooman, who set up the first two goals, added the clincher with 1:38 left.
Rachel Cahan made eight saves for the Yellowjackets. Rochester is 6-4. Hartwick improved to 7-1.