The Wisconsin Reading Coalition, via a kind email:

The following links provide a lot of additional details on the legislation that would replace the Common Core State Standards within 12 months with model academic standards created in Wisconsin. Please stay informed and contact your legislators with your thoughts.

2013 Senate Bill 619.
Assembly Substitute Amendment 1 to Assembly Bill 617 (ASA1/AB617)
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Video message from Wisconsin Department of Public Instruction Tony Evers.
Related:
Governor Scott Walker staff drafted bill aimed at Common Core State Standards.
A Critique of the Wisconsin DPI and Proposed School Choice Changes.