Men's hockey
NCAA Division I
NCAA tournament
Northeast Regional
At Worcester, Mass.
Semifinals
Saturday, March 25
Boston College (29-10-1) vs. Air Force (21-10-7), 3 p.m.
Minnesota-Duluth (24-9-6) vs. Maine (23-13-3), 6:30 p.m.
Final
Sunday, March 25
Boston College-Air Force winner vs. Minnesota-Duluth-Maine winner, 7 p.m.
East Regional
At Bridgeport, Conn.
Semifinals
Friday, March 23
Union (NY) (24-7-7) vs. Michigan State (19-15-4), 2 p.m.
Miami (Ohio) (24-14-2) vs. UMass-Lowell (23-12-1), 5:30 p.m.
Saturday, March 24
Final
Union (NY)-Michigan State winner vs. Miami (Ohio)-UMass-Lowell winner, 5:30 p.m.
Midwest Regional
At Green Bay, Wis.
Semifinals
Friday, March 23
Ferris State (23-11-5) vs. Denver (25-13-4), 4:30 p.m.
Cornell (18-8-7) vs. Michigan (24-12-4), 8 p.m.
Final
Sunday, March 25
Ferris State-Denver winner vs. Cornell-Michigan winner, 8 p.m.
West Regional
At St. Paul, Minn.
Semifinals
Saturday, March 24
Western Michigan (21-13-6) vs. North Dakota (25-12-3), 12:30 p.m.
Minnesota (26-13-1) vs. Boston University (23-14-1), 4 p.m.
Final
Sunday, March 25
Western Michigan-North Dakota winner vs. Minnesota-Boston University winner, 4:30 p.m.
FROZEN FOUR
At Tampa, Fla.
Thursday, April 5
Semifinals
Northeast champion vs. West champion, 3:30 or 7 p.m.
East champion vs. Midwest champion, 3:30 or 7 p.m.
Saturday, April 7
Championship, 6 p.m.
Top 20 Poll
MINNEAPOLIS (AP) - The top 20 teams in the NCAA Division I men's ice hockey poll, compiled by U.S. College Hockey Online, with first-place votes in parentheses, records through March 18 and previous ranking:
RecordPtsPrv
1. Boston College (50)29-10-110001
2. Michigan24-12-48923
3. Union24-7-78646
4. North Dakota25-12-382512
5. Minnesota-Duluth24-9-67912
6. Minnesota26-13-17244
7. Miami24-14-26927
8. Boston University23-14-16095
9. Ferris State23-11-56088
10. Denver25-13-45879
11. Maine23-13-353111
12. Western Michigan21-13-648914
13. Massachusetts-Lowell23-12-143210
14. Cornell18-8-738613
15. Michigan State19-15-425616
16. Air Force21-10-722617
17. Merrimack18-12-719815
18. Harvard13-10-1114219
19. Notre Dame19-18-38818
20. Northern Michigan17-14-665NR
Others receiving votes: Colgate 35, St. Cloud State 16, Colorado College 10, Michigan Tech 10, Quinnipiac 9, Ohio State 7, Bowling Green 4, Niagara 3, Lake Superior 1.