Amato makes career-best 24 saves, while Chanenchuk finishes his hat trick with the game-winning goal.
Maryland moves to 8-1 for the first time since 2004 with the victory.
Niko Amato makes 13 saves in the win, while Jesse Bernhardt lead the defense with 10 groundballs.
Maryland tops No. 3 seed Duke, 16-10, behind four goals by senior Drew Snider.
Snider leads Maryland with three goals in 11-5 win over Johns Hopkins
An in-depth preview of the 2012 Maryland men's lacrosse team, featuring interviews with head coach John Tillman and team captains Jesse Bernhardt, Joe Cummings and Drew Snider.
As a sophomore (2012): One groundball in 17-4 win over Marist (3/10) ... saw significant playing time and helped hold the Blue Jays scoreless over the final 29:17 in 9-6 win at No. 3 Johns Hopkins (4/14) ... two groundballs in 11-5 win over No. 2 Johns Hopkins (5/19) in the quarterfinals of the NCAA tournament.
As a freshman (2011): Made his collegiate debut in 16-4 win over Detroit Mercy (2/19) ... one groundball in 20-8 win over No. 14 Georgetown (2/26) ... won 2-of-3 face-offs with one groundball in 15-6 win over UMBC (3/18) ... took two face-offs in 11-4 win over St. Joseph's (3/20) ... also played vs. Bellarmine (3/7).
Before Maryland: Ranked the No. 27 freshman midfielder in the nation according to Inside Lacrosse ... ranked the 90th overall recruit by Inside Lacrosse ... 2009 member of the Under Armour Underclassman All-America team for Long Island, which won the tournament ... named team MVP as a junior after totaling 53 points on 21 goals and 32 assists ... honorable mention all-county selection ... two-time selection to the Section 8 Academic All-Conference team ... also a standout on the gridiron ... named to Newsday's 48th Annual All- Long Island football team as a senior in 2009 ... broke Carey's single-season records with 20 touchdowns, while rushing for more than 1,000 yards ... versatile threat lining up at running back, quarterback, receiver, defensive back and kick returner ... scored three TDs against Garden City, the first three the Trojans had allowed all year, in a 21-19 semifinal loss to the eventual Long Island Champions ... two-time first team all-county ... named team MVP in 2008 after rushing for 11 TDs and more then 1,300 yards.
Personal: Son of Peter and Laurie D'Arienzo ... younger brother of Michael ... older brother of Sophia ... majoring in criminology and criminal justice.