Annie Kost had team-high 21 assists to lead Philipsburg-Osceola past Tyrone 25-16, 25-14, 25-11 on Tuesday.
Mollie Maguire had a team-high eight kills for the Lady Mounties, Sadie Granville had 14 digs and Jadyn Eckberg finished with four aces.
P-O will play at Bellefonte on Wednesday.
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