"Christian Walsh came down and made a nice move," Wolf said. "We've been playing together for a long time and have great chemistry, and I knew he was going to throw it to me and set a pick. I attacked the ball, got to five-on-five, inside roll and stuck it, fortunately."
The Blue Devils improved to 6-2 overall and 1-1 in the Atlantic Coast Conference while the Tar Heels fell to 5-2, 0-2.
"I just thought it was everything that is good about our sport," coach John Danowski said. "I thought it was a great display for college lacrosse."
Trailing 8-7 with less than two minutes left in the game, Duke scored the equalizer when Kyle Keenan used a roll dodge on the right-hand side for his career-high third goal of the day at the 1:47 mark.
The Blue Devils later had possession for the final 45 seconds of regulation, but the Tar Heels defense denied a shot attempt.
John Edmonds had a career-high three goals and two assists and Christian Knight (Boys' Latin) made 14 saves for Cornell.
The Big Red held the edge in shots (41-34) and ground balls (36-33). Cornell also held Yale to just 1-for-5 on man-up chances while converting one of two.
Penn State dropped back-to-back games for the first time this season. The Nittany Lions led 2-1 with 2:04 left in the first quarter, but UMass allowed just two goals in the next 45 minutes to open an 8-4 lead.
Penn State's TJ Sanders scored a game-high three goals, earning his 11th career hat trick. Minutemen goalie Zach Oliveri made 15 saves, including 11 in the second half.
Princeton used a 5-2 run in the second to pull away. Mike MacDonald had two goals and five assists, and Ryan Ambler and Tom Schreiber each had four goals and one assist. Isaac Bock had four goals and an assist for Penn.
No. 20 Bryant 12, No. 14 Albany 11: The host Great Danes (2-3) suffered their third one-goal setback of the season, falling to the Bulldogs (5-2).
The other two Albany losses were Feb. 22 to Drexel, 14-13, and Feb. 16 to Syracuse, 17-16 in overtime.
Bryant tied the game and took the lead during a 3-0 run in the fourth quarter. James Tucker scored the eventual game-winner with 3:46 seconds left.
Down 12-10 with under a minute left, Ty Thompson scored to pull Albany within one, but Bryant won the next faceoff and ran out the clock. Kevin Massa won 22 of 26 faceoffs and Gunnar Waldt (St. Paul's) made 14 saves for the Bulldogs.