While the tactics of chief Donald Trump rival Sen. Ted Cruz (R-TX)97% to win delegates without voters come under intense scrutiny, a quiet, thus-far-little-focused-on development has occurred that could provide a ray of hope for the Trump team fighting political insiders on their home turf. Paul Manafort, Trump’s new Republican National Convention manager, just delivered not only a big win in Michigan’s delegate game: He undercut Sen. Ted Cruz (R-TX) by throwing a separate victory to Ohio Gov. John Kasich. CNN reported on Saturday evening: Ted Cruz suffered a rare convention loss Saturday after delegates backing John Kasich and Donald...