MISSOULA — Flathead and second-ranked Missoula Sentinel posted 12-2 marks to top their respective pools during Thursday’s action at the Missoula Invitational volleyball tournament.

Sentinel leads the Sentinel pool with Corvallis, 10-4, second; Florence, 10-4, third; and third-ranked Glacier, 8-6, fourth.

Flathead tops the Hellgate pool. Helena Capital, 11-3, is second; Libby, 10-4, is third; and Missoula Big Sky, 7-7, fourth.

Flathead and Glacier will open championship bracket action this morning at 9 a.m.

Missoula Invitational

Sentinel Pool

At Sentinel High School

1, Missoula Sentinel 12-2; 2, Corvallis 10-4; 3, Florence 10-4; 4, Glacier 8-6, 5, Helena 7-7; 6, Whitefish 7-7; 7, Great Falls 2-12; 8, Frenchtown 0-14.

Hellgate Pool

At Hellgate High School

1, Flathead 12-2; 2, Helena Capital 11-3; 3, Libby 10-4; 4, Missoula Big Sky 7-7; 5, Missoula Hellgate 6-8; 6, Great Falls CMR 6-8; 7, Columbia Falls 3-11; 8, Polson 2-12.

Top 4 teams advance to Championship bracket

Championship bracket first-round pairings

Today

At Sentinel High School

9 a.m. — No. 4 Glacier vs. No. 1 Flathead

9 a.m. — No. 3 Libby vs. No. 2 Corvallis

10 a.m. — No. 4 Missoula Big Sky vs. No. 1 Missoula Sentinel

10 a.m. — No. 3 Florence vs. No. 2 Helena Capital

Consolation bracket first-round pairings

At Hellgate High School

9 a.m. — No. 8 Frenchtown vs. No. 5 Hellgate

9 a.m. — No. 7 Columbia Falls vs. No. 6 Whitefish

10 a.m. — No. 8 Polson vs. No. 5 Helena

10 a.m. — No. 7 Great Falls vs. No. 6 Great Falls CMR