Midfielder Connor Buczek had a hat trick for the Big Red (5-0) during a 9-0 run in the second and third quarters. Attackman Dan Lintner scored three times.
Attackman Mark Cockerton led the Cavaliers (6-1) with three goals. Cornell goalkeeper Christian Knight (Boys' Latin) had 15 saves, including three during the game-deciding run.
Fairfield 12, No. 4 Yale 11, OT: Stags attackman Eric Warden put a shot past goalkeeper Eric Natale (Westminster) with 1:26 left in overtime to give host Fairfield (3-2) its first victory over the Bulldogs (2-1) in eight meetings.
Yale had used a four-point run to tie the game at 11 with 4:34 left in regulation.
Attackman Nick Doktor and midfielders Pat Berkery and Drew Belinsky each had two goals for Penn, with midfielder Joe McCallion scoring the game-winner.
No. 12 Denver 10, No. 9 Notre Dame 7: Midfielder Erik Adamson's six goals paced the Pioneers (4-2) as they led the Fighting Irish (2-2) from the first point onward at the Pacific Coast Shootout at Orange Coast College in Costa Mesa, Calif.
No. 13 Syracuse 14, No. 14 St. John's 8: The Orange (3-2) took an 8-3 lead in the first quarter and went on an 8-0 run from the first quarter into the third to cruise past the Red Storm (2-3) at the first Cobb County Classic in Kennesaw, Ga.
Syracuse attackmen Kevin Rice and Derek Maltz each had a game-high four goals.
No. 17 Lehigh 9, Bucknell 3: Midfielder Thomas Flibotte scored the first quarter's only goal to put the host Bison (2-3, 1-2 Patriot League) ahead, but the Mountain Hawks (5-1, 2-1) built an 8-1 lead going into the fourth quarter and won.
Attackman Miles Thompson had a game-high six goals for Albany on eight shots.
No. 20 Bryant 12, No. 19 Drexel 6: Bulldogs freshman attackman Tucker James scored a game-high four goals, and host Bryant (3-2) had a 32-25 edge in ground balls in a win over the Dragons (3-3).
No. 1 North Carolina 14, No. 11 Virginia 10: The Tar Heels' winning streak continued as three players had hat tricks in a victory against the host Cavaliers.
Attackers Abbey Friend, Taylor George (Broadneck) and Aly Messinger each had three goals for North Carolina (7-0, 2-0 Atlantic Coast Conference), which outshot Virginia (2-4, 0-2) 43-27.
No. 5 Florida 20, Michigan 4: Gators midfielders Shannon Gilroy and Sam Darcangelo (Maryvale) led all players with four goals each, and Florida (7-1) went on a 12-0 run in the first 19 minutes as it rolled past the visiting Wolverines (0-4) in the teams' first meeting.
No. 7 Boston College 8, San Diego State 11: Attacker Covie Stanwick (Notre Dame Prep) had a game-high five goals and two assists for the Eagles (6-1) as they defeated the Aztecs (4-1).
No. 8 Massachusetts 12, New Hampshire 6: The Minutewomen remained undefeated after attacker Sam Rush's five goals led them to victory over the visiting Wildcats (2-4).
UMass (6-0) finished the first half with a 3-0 run for a 7-2 halftime advantage. Nicole Grote (Marriotts Ridge) and Laura Puccia each scored two goals to lead New Hampshire.
No. 10 Notre Dame 12, Louisville 9: Six Fighting Irish players scored as Notre Dame (5-2) used two four-point runs in the second half to get ahead of the visiting Cardinals (4-3).
No. 17 Penn 9, Harvard 4: A hat trick from freshman attacker Sarah Barcia led the host Quakers (3-1, 1-0 Ivy League) past the Crimson (2-2, 1-1).