The big takeaway from last night’s primaries was that a endorsement from President Trump remains a likely sure-fire ticket to victory in a GOP primary, and a GOP elected official publicly opposing Trump runs a high risk of an early retirement.

As our Brittany Bernstein reports, “Trump-backed challengers handily defeating at least five of the seven state senators who opposed the president’s effort to eliminate Democratic congressional representation in the Hoosier State late........

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