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Explaining Pac-12 expansion: How it started, what are the financial ramifications, what's next?

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In a surprising move Wednesday night, news emerged that Boise State, Colorado State, Fresno State and San Diego State will leave the Mountain West Conference to join Oregon State and Washington State in the Pac-12 prior to the 2026-27 academic year.

This latest round of conference realignment stems from the collapse of the Pac-12 last summer, which was put into motion the year before when UCLA and USC announced they were leaving for the Big Ten.