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* CAL STATE NORTHRIDGE (19-9, 12-3) at PORTLAND STATE (9-17, 6-9), 7 p.m.--Northridge clinched the Big Sky Conference regular-season title with an 86-84 victory Thursday at Eastern Washington. The Matadors will host the six-team conference tournament next Thursday through Saturday, with the winner advancing to the NCAA tournament. Seventh-place Portland State won’t participate in the tournament.