Keegan Mugerditchian homered and had 4 RBI to help Hoffman Estates power past Addison Trail in first-round regional baseball action Monday.
Hawks senior Ethan Bloom kept the Blazers scoreless through five innings before giving up a 2-run homer to Joe Kurucar in the sixth.
Jack Kelley finished up by pitching the seventh inning.
Mugerditchian drove in a run in the first.
In the second, the Hawks broke through. Back-to-back singles from Trevor Pye (3 hits) plus a sacrifice bunt from Jeff Mayes and an intentional walk to Bloom set the stage for a 2-run single from Matt Roesch.
Mugerditchian then had the big blow, a 3-run homer.
Mayes drove in 2 more runs wing a single in the third inning.
Hoffman Estates (13-16-1) advances to a regional semifinal game against host St. Charles East on Wednesday.
Fremd 11, Buffalo Grove 3: The host Viking scored 5 runs in the first and 6 more in the third to take command against the Bison and advance to a regional semifinal appearance against Mundelein (32-2) at Palatine.
Anthony Douvris allowed 2 earned runs in 6 innings to get the victory for Fremd.
Tom Auston homered, Kaz Higuchi tripled and Marcus Middlebrook and Austin Jetel doubled as Fremd (16-15) produced 12 hits. Ethan Hajdukovic and Dylan Fisher both had 2 hits for Fremd.
Dan Levato had 2 hits while Rick Strba had a solo homer for Buffalo Grove.
Glenbard East 11, Conant 4: J.T. Peacock doubled and drove in 3 runs, and while the Cougars nearly matched their oppnent in hits, they couldn't keep pace with Glenbard East's run production.
Anthony Forte, Nick Roberts, Jimmy Brady and Zach Gale each finished with 2 hits for Conant (12-21), and Dan Modelski, Brady and Roberts each doubled.
Stevenson 5, Wheeling 0: The No. 18 seed Wildcats came up short against the No. 13 Patriots as pitchers Joey Olker and Aaron Saper limited Wheeling to a total of 5 hits.
The Patriots advance to host Glenbrook South in a regional semifinal on Wednesday, while Wheeling's season ends with a record of 14-20.