Mike Mazzei secured Trump's endorsement and defeated Gentner Drummond in Oklahoma's GOP governor runoff, promising to eliminate the state's income tax.
https://www.foxnews.com/politics/trump-endorsed-candidate-clears-key-hurdle-red-state-gubernatorial-race
https://www.foxnews.com/politics/trump-endorsed-candidate-clears-key-hurdle-red-state-gubernatorial-race