Renacci easily edged out Cleveland investment banker Mike Gibbons, a political newcomer who had also sought the votes of Trump fans during his campaign.
Brown, who has preached populist policies that sometimes align with Trump, has held the seat since 2006.
A former Ohio State University football star has won the Republican nomination in the race to succeed Rep. Jim Renacci (ruh-NAY'-cee) in Ohio's U.S. House District 16.
This story is developing. "All your name calling won't stop me from fighting those who want to cheat OH families".
Obama-era consumer agency head Richard Cordray has won the Democratic nomination for OH governor despite a surprisingly rigorous challenge from former U.S. Rep. Dennis Kucinich (koo-SIH'-nich).
OH voters have overwhelmingly approved a constitutional amendment that will change the way the battleground state draws congressional districts.
The new rules, which will take effect with 2021 maps, were modeled after new map-making rules for OH legislative districts that voters strongly supported in 2016.
Trump says US-North Korea summit will not be at demilitarized zone
This echoed remarks that both Korean leaders had been making about a new spring arriving on the peninsula. Three Korean-Americans were accused of "anti-state" activities and arrested at different times.
There are four really interesting candidates but 13abc's political analyst says it's likely to be one name that dominates OH politics this fall. So-called Issue 1 won 75 percent of the statewide vote.
The amendment limits how counties are split into multiple districts and requires more support from the minority party to put a 10-year map in place. If that fails, the majority party can pass a shorter-term map.
Former Buckeyes and Indianapolis Colts receiver Anthony Gonzalez won a three-way primary Tuesday with state Rep. Christina Hagan and physician Michael Grusenmeyer.
The chance at a rare opening in Ohio's 12th congressional district attracted seven Democrats into the race.
But Republican turnout in the primary was impressive.
Several incumbent congressmen who faced competitive GOP primaries all won. He was originally running for OH governor until leading Republican Senate hopeful Josh Mandel dropped out of the Senate race. Gonzalez agrees with such Trump positions as building a border wall.
Brown, 65, is a former congressman and OH secretary of state.
Carr Smyth reported from Columbus.