Lowell's Ashley DeBoer recorded 26 kills in a 25-23, 15-25, 17-25, 25-23, 15-13 come-from-behind win over Merrillville on Wednesday night.
Mallory Slavis had 29 assists for Lowell, while Hunter Jusevitch led the Red Devils with 11 digs.
Merrillville's Jaz Talley had 15 kills; Myranda Harris recorded 14 kills, and Ashley Hansbury had 24 digs.
Wheeler 25-25-25-25, Hobart 22-27-21-21: Jordynn Parks had a team-high 18 kills to lead the Bearcats over the Brickies. Belle Bravo added 31 assists, six kills and five aces for Wheeler.
Caylie Pruitt led Hobart with 22 kills and 18 digs.
Bishop Noll 1, Morton 0: Marisela Briseno provided the game's only scoring to lead the Warriors to a narrow win.
Irene Torres made three saves for Morton, while Kirsten Markusic recorded four saves for Noll.
Munster 5, Lake Central 0: The No. 1 Mustangs (1-0) won every match in straight sets to sweep the Indians (1-1). Colin Richter won 6-2, 6-4 at No. 1 singles.
Portage 5, E.C. Central 0: Blake Logsdon and Jesse Bustos survived three-set matches at No. 2 and No. 3 singles, respectively, to help Times No. 8 Portage sweep E.C. Central. Logsdon rallied for a 5-7, 6-1, 6-2 victory, while Bustos hung on for a 6-2, 5-7, 6-3 win. Also, John Fannin won 6-3, 6-1 at No. 1 for the Indians (2-0).
South Bend St. Joseph 5, Valparaiso 0: The host Indians (1-0) won every match in straight sets to sweep the No. 4 Vikings (0-1).
LaPorte 4, South Bend Riley 1: Michael Varda didn't drop a game at No. 1 singles, as the No. 5 Slicers (1-1) defeated the Wildcats.