Was it the mere fact of President Donald Trump's endorsement, or the tens of millions in ad spending that boosted challengers over Indiana Senate incumbents?

Trump's intervention after losing redistricting battle has shined a national spotlight on what are usually quiet Republican primaries for Indiana state Senate seats.

CNN's Dana Bash gave an analysis of President Donald Trump's recent vengeance on Indiana lawmakers, especially highlighting his political advisor's justification

A slate of candidates backed by Trump won several state Senate races in Indiana after GOP incumbents opposed the President’s push to redraw the state’s maps.

Indiana primary results show Trump's influence is still strong in the Republican party. What does that mean for the Massie-Gallrein race in Kentucky?

Trump called for retribution against Indiana lawmakers who rejected his call to redistrict. Many of those lawmakers have been unseated.

Elections in Indiana, Ohio and Michigan on Tuesday reinforced a picture that's becoming increasingly clear — while President Donald Trump still dominates the Republican Party, Democrats seem to have the momentum ahead of November's midterm elections.

The election results follow Trump's displeasure with a redistricting bill in the Hoosier State being shot down last year.

In Indiana, most Republican lawmakers who defied President Trump on redistricting lost their seats. In Ohio, Democrats are hoping a strong turnout and an important Senate race could put the state back in play.