At Highland Park: Buffalo Grove outlasted the host Giants in one of the longest two-set boys volleyball matches you're likely to see -- 36-34, and 27-25 -- on Tuesday in regional semifinal play at Highland Park.
The Bison will meet Stevenson, a 25-11, 25-17 winner over Libertyville, in Wednesday's regional championship.
Evan Bunnetto came up with 14 kills, 2 aces, 2 digs and a block for the Bison. Other leaders include Nikita Bulauski (6 kills, 3 blocks, 3 digs), Jose Aguirre (5 kills, 1 block), Kevin Shanahan (16 assists, 7 digs), Chris Szewczyk (20 assists, 6 digs) and Tullio Ruscitti (11 digs).
at Hersey: The Huskies will host a regional championship match after ousting Evanston 25-17, 29-27.
Bart Migus (10 kills) and Mike Fuerst led the attack for the Huskies, and Matt Norvik provided 23 assists.
Hersey meet Glenbrook North, which topped Maine East in Tuesday's first game, in a regional final Wednesday.
at Rolling Meadows: Mid-Suburban East champ Rolling Meadows bowed out of the postseason as York defeated the Mustangs 25-19, 21-25, 25-22.
Brett Frey was 95-for-97 setting with 31 assists, and Kevin Murphy (14 kills), Tim Ellis (8) and Matt Kuzniar (6) lead the attack.
Peter Nickle had 17 digs, and Murphy and David Sobkowicz each had 3 blocks as Meadows wrapped up its season at 26-8.
at Lake Park: Elk Grove bounced back from a first-set loss to win in three against West Chicago 21-25, 25-15, 27-25.
Top contributors for the Grens (21-15) included Kevin Wickstrom (15 kills), Jake Braceros (12) and Jake Gatziolis (9). Ray Kraus had 35 assists, Matt McKenna had a team-best 12 digs and Kraus (18-for-18, 2 aces) and Braceros (12-for-12) were both perfect from the service line.
The No. 7 seed Grens will meet the host Lancers for the regional championship after No. 2 seed Lake Park advanced with a two-set decision against Bartlett.
at Senn: Wheeling saw its season come to an end as Niles West topped the Wildcats 25-21, 25-19. Niles West will meet Glenbrook South for the regional title.
Jacob Del Toro had 11 digs and Zack Nauert 9 for the Wildcats (14-19), while Jon Marquez had 5 kills and Tim Lee 4. Eric Ruttenberg finished with 48-for49 setting and 15 assists.
at South Elgin: Wheaton North eliminated Schaumburg from the postseason with a 25-14, 25-20 decision. The Falcons will meet Glenbard North in the regional chamionship matchup.
at Vernon Hills: Mid-Suburban West champion Palatine advanced to a regional title test against host Vernon Hills by topping Lakes 25-17, 22-25, 25-14.
Danny Matijevic had a team-high 12 kills for the Pirates, while Brian Keough had 9 and Kareem Anderson 7.
Kyle Obernesser delivered 24 assists along with 16-for-16 serving.
Vernon Hills topped Lake Forest 25-19, 25-23 in the other semifinal.
at Maine South: The host Hawks dropped MSL East runner-up Prospect 19-25, 25-21, 25-16 to earn a spot opposite New Trier for the regional championship.
at Chicago Westinghouse: Leyden topped regional host Westinghouse College Prep 25-13, 25-22 to earn a spot in the regional championship matchup against Chicago Payton.
at Geneva: Brandon Kwiatkowski had 3 kills and Matt Stacy and Gregg Lugo had 5 digs each for Hoffman Estates, but St. Charles North eliminated the Hawks 25-20, 25-12. The North Stars meet Geneva, which edged Addison Trail in three sets.
at Warren: MSL West runner-up Barrington stayed alive by topping its divisional foe Fremd 25-21, 25-21. The Broncos next face the regional host Blue Devils, who handled Carmel in two sets.
Colin Castagna and Justin Glader both had 6 kills for Barrington, Tommy Soifer had 18 assists and Ben Karon had 7 digs.