Wheaton Warrenville South (4-9): Josh Gottlieb (8 kills, 3 blocks), Chase Keating (7 kills, 1 block), Zeo Meyer (12 assists, 5 aces, 4 kills, 2 blocks), Luke Sheehan (6 digs).
Glenbrook North (3-3): Jack Ferber (12 kills), Ethan Brodell (9 kills, 9 digs), Timmy Lillig (8 kills), Jack Joselit (8 kills), Matt Zhang (9 digs), Jackson Weil (26 assists).
Joliet Catholic def. Tinley Park 25-9, 25-17
Tinley Park: Nathan Ryan (2 aces), Joel Zackavec (2 kills), Bruce Wood (1 kill).
Leyden def. Maine West 15-25, 25-16, 25-23
Leyden (2-1): Robert Elem (10 kills), Tom Radziszewski (7 kills, 4 blocks), Rodrigo Caldera (25 assists), Jesse Federico (29 digs).
Maine West (4-3): Liam Skinner (10 kills, 8 blocks), Danny Rice (6 kills, 2 blocks), Dylan Macariola (4 kills), Mason Robbins (6 kills, 2 blocks), Shivam Patel (4 kills, 2 blocks), Faraz Bashir (18 digs), Nick Stasch (11 assists, 2 aces), Simon Grimm (9 assists).
Lincoln-Way Central def. Glenbrook South 25-21, 25-21
Lincoln-Way Central (8-5): Garrett McCrea (11 kills, 1 ace), Jack Yurkanin (10 kills, 2 aces), Aidan McGuire (23 assists), Sebastian Olmos (5 digs).
Lockport def. Oak Forest 25-18, 25-22
Lockport (8-6): Kyle Dixon (9 kills), Jacob Prince (4 aces, 6 assists).
Maine East def. Niles West 25-19, 26-24
Maine East (8-1): Nick Maczuga (3 kills, 4 blocks), David Bobila (21 assists, 6 digs, 1 ace).
Neuqua Valley def. Marist 28-30, 25-20, 25-15
Marist (10-3): Rocky Mayer (36 assists), Marty Jepsen (16 kills, 9 digs), Pat Mahoney (10 kills, 3 blocks), Ryan Rappold (4 kills).
Neuqua Valley (8-0): Kevin Kauling (43 assists, 4 aces, 5 digs), Jeremy Grove (19 kills, 5 digs, 2 aces), Jeremy Cardenas (11 kills), Ryan McGladdery (8 kills), Mark Borghesi (6 kills), Francisco Comas 11 digs).
Sandburg def. Hinsdale South 25-21, 24-26, 25-10
Sandburg (5-8): Jake Ostema (6 kills, 4 blocks), Chase Bowden (5 kills, 3 blocks).
St. Viator def. Vernon Hills 25-17, 25-21
Vernon Hills (3-4): Derrick Jones (10 kills, 2 aces, 3 digs), Drake DeBoer (5 kills, 6 digs), Noah Proft (2 kills, 4 assists, 1 dig), Ben Favreau (2 kills), Jake McDonald (1 kill), Joey Reyes (1 kill), Sammy Adkisson (7 digs).
Stevenson def. Lake Forest 27-25, 17-25, 30-28
Stevenson (7-1, 1-0 in the North Suburban Conference): Leo Chen (12 kills, 3 aces, 2 blocks), Gavin Meng (11 kills, 2 aces), Will Sorenson (26 assists), Justin Ross (7 kills, 1 block), Haddon Kay (7 assists), Matt Cliffer (4 kills).
West Aurora def. West Chicago 25-19, 25-17
West Chicago: Phil Konovalchik (7 digs), Tommy Enger (6 digs), Caleb Kulesza (6 kills), Grant Howard (6 kills), Peter Osielski (12 assists).
Wheaton North def. Homewood Flossmoor 25-17, 25-16
Wheaton North (6-1): Daniel Duggan (7 kills, 2 blocks, 1 dig), Benett Schreiner (4 kills, 1 ace, 1 dig, 1 block), Nick Sinn (8 digs, 1 ace, 1 assist), Matt Frank (21 assists, 1 ace, 1 kill, 1 dig), Paxton Kocher (3 kills, 2 blocks, 1 ace, 2 digs), Trenton Hegranes (3 kills, 2 digs, 1 block), Drew Ogilvie (4 kills, 1 dig), Jack Ranft (4 digs, 2 aces, 1 kill).
Homewood-Flossmoor (2-5): Bryce Wilkerson (8 kills), Mark Oliver (3 kills), Enrique Munoz (11 assists).
York def. Payton 25-16, 25-20
York (5-2): John Nosek (5 kills, 2 blocks, 1 ace), Matt Howlett (6 kills, 3 digs), Michael Dirmish (4 kills), Collin McCarville (7 digs), Ryan Schaner (20 assists, 2 kills, 4 digs), Sam Pozen (4 kills).
Zion-Benton def. Mundelein 23-25, 25-19, 25-18
Mundelein (4-4, 0-1 in the North Suburban Conference): Ben Arebalo (18 digs), Steven Miritello (25 assists, 3 kills, 1 block), Marc Rey (6 kills, 2 blocks, 2 aces), Abram Nazario (6 kills, 11 digs), Eric Morales (10 kills, 9 digs),Tyler Vander Ploeg (1 kill, 2 digs), Martin Carrillo (2 kills, 2 blocks, 2 aces).