Sophomore defenseman Patch Alber picked up two assists for the Eagles

ST. LOUIS - Jimmy Hayes opened the scoring 19 seconds into the contest but it was the only lead the region's top seed Boston College enjoyed as No. 4 seed Colorado College scored four straight goals in the first period and outscored the Eagles 3-1 in middle stanza to capture an 8-4 victory and a berth in the NCAA Tournament's West Regional final on Friday night.

Colorado College freshman Jaden Schwartz had two goals and two assists while Schwartz' older brother and linemate Rylan Schwartz added a goal and two assists for the Tigers (23-18-3), who ended Boston College's eight-game winning streak and will play Michigan in the final Saturday night with a Frozen Four berth at stake.

Boston College senior goaltender John Muse, who starred on a pair of title teams last year and 2008, was replaced after two periods with the Eagles (30-8-1) trailing 7-2. Muse recorded 22 saves in 39:58. Sophomore Parker Milner made six third-period saves.

Cam Atkinson and Barry Almeida scored in the third to narrow the gap to three for the Eagles, who finish a 2010-11 season in which it won the Beanpot, Hockey East regular-season and tournament titles with a 30-8-1 record.

Junior Paul Carey netted a second-period goal to trim BC's deficit to two goals midway through the second period.

BC ousthot Colorado College, 43-36. The Tigers capitalized on 3-of-4 power-play chances and scored two shorthanded goals the first for a BC opponent since February 2007.