There may not be any new evidence, but there is definitely talk of a midwestern regional primary in Michigan.
The only catch is that the only state actively targeting a March 15 primary date for 2016 is Michigan. In other legislatures in the region, it is all quiet on the midwestern front. Nearby Illinois and Missouri are already on that date.
New Mexico Attempt to Join Would-Be Western Regional Presidential Primary is In
Connecticut Republicans Strategize About Opening Primaries, Moving Presidential Primary Up
Idaho Bill Reestablishing Presidential Primary Introduced
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