Fourth seeded Arizona Western upset top seeded Cochise, 72-59, and #2 seed Eastern Arizona topped Mesa, 82-61, in semi-final Region I men's basketball action Saturday.

  AZW pulled off the upset by dominating the second half, 39-20.Cash Williams led the way with 17 points and Gio Nelson added 16.

  EAC took a quick lead and never faltered. Jalen Brown poured in 28 points and Ty Rankin added 16.

  That sets up a championship matchup Monday in Thatcher, AZ.