Alexander Wolff: This year's upsets have been great, but don't get used to them

[SRNewsBot]

If you loved last weekend's zaniness -- 16 higher seeds lost during the first two rounds of the NCAA tournament, including No. 1 Kansas -- you'd best spend the next several days savoring it. Because first-week upsets have become strikingly more rare than they once were. And this year's aberration isn't likely to alter the long-term trend.

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