The biggest winner in Tuesday night’s primary elections could be President Trump, who flexed his political muscle and exacted revenge on Indiana Republican lawmakers who defied his redistricting push.  Here are six key takeaways from these contests in Indiana, Ohio and Michigan.  Trump is still king of the GOP  President Donald Trump speaks at a Small Business Summit at the White House on May 4, 2026. WILL OLIVER/EPA/Shutterstock The outcome of the Indiana state Senate GOP primary proved – decisively – that the president is still a political force to be reckoned with.  Trump waded into legislative primaries in the Hoosier state, which is rare for a president to do, in an effort to unseat Republicans he viewed as disloyal for opposing last year’s redistricting effort in Indiana.  The president was largely successful, with five out of the six candidates he endorsed to take on incumbent state GOP senators winning their races in landslides.…