A rundown of the schedule and matchups for the NCAA hockey tournament:
All times are p.m. ET
Regional breakdown
East Regional (Providence, Rhode Island)
1. Minnesota State (32-7-2)
2. Northeastern (27-10-1)
3. Cornell (20-10-4)
4. Providence (22-11-6)
West Regional (Fargo, North Dakota)
1. St. Cloud State (30-5-3)
2. Denver (22-11-5)
3. Ohio State (20-10-5)
4. American International (22-16-1)
Northeast Regional (Manchester, New Hampshire)
1. Massachusetts (28-9)
2. Clarkson (26-10-2)
3. Notre Dame (22-13-3)
4. Harvard (19-10-3)
Midwest Regional (Allentown, Pennsylvania)
1. Minnesota Duluth (25-11-2)
2. Quinnipiac (25-9-2)
3. Arizona State (21-12-1)
4. Bowling Green (25-10-5)
Regionals
Friday
Northeast Regional: No. 1 Massachusetts vs. No. 4 Harvard, 3 p.m. on ESPN2/WatchESPN
West Regional: No. 2 Denver vs. No. 3 Ohio State, 4 p.m. on ESPNU/WatchESPN
Northeast Regional: No. 2 Clarkson vs. No. 3 Notre Dame, 6:30 p.m. on ESPNU/WatchESPN
West Regional: No. 1 St. Cloud State vs. No. 4 American International, 7:30 p.m. on ESPN3/WatchESPN
Saturday
East Regional: No. 1 Minnesota State Mankato vs. No. 4 Providence, 1 p.m. on ESPNews/WatchESPN
Midwest Regional: No. 1 Minnesota Duluth vs. No. 4 Bowling Green, 4 p.m. on ESPNU/WatchESPN
East Regional: No. 2 Northeastern vs. No. 3 Cornell, 4:30 p.m. on ESPNews/WatchESPN
Northeast Regional championship, 6:30 p.m. on ESPNU/WatchESPN
Midwest Regional: No. 2 Quinnipiac vs. No. 3 Arizona State, 7:30 p.m. on ESPN3/WatchESPN
West Regional championship, 9 p.m. on ESPNU/WatchESPN
Sunday
East Regional championship, 4 p.m. on ESPN2/WatchESPN
Midwest Regional championship, 6:30 p.m. on ESPNU/WatchESPN
Frozen Four semifinals
KeyBank Center, Buffalo, N.Y.
April 11, 5 p.m. or 8:30 p.m. on ESPN2
National championship
KeyBank Center, Buffalo, N.Y.
April 13, 8 p.m. on ESPN2