When President Trump visited Ohio this week, he had a message for the GOP Senate candidate Rep. Jim Renacci.

"Jim, get in there and fight — we need you, we need you," Trump told the crowd.

A few weeks ago, White House staff personally intervened to persuade Renacci, who had been running for governor, to switch over to the Senate race to take on Democratic Sen. Sherrod Brown. That is because GOP front-runner Josh Mandel dropped out last month, saying his wife is dealing with health problems. The move set off a scramble since the filing deadline was this past Wednesday.

Charles Dharapak / Associated Press

Ohio’s Republican U.S. Senator has once again endorsed a candidate in this year’s race against Democratic incumbent Sen. Sherrod Brown. With his endorsement of U.S. Rep. Jim Renacci, Portman sides with his colleague over an outsider.

John Minchillo / Associated Press

History suggests that the party not represented in the White House does well in midterm Congressional elections – and this year, Ohio’s statewide races are likely to draw a lot of national attention.

Yale Law School

Despite another effort to draft "Hillbilly Elegy" author J.D. Vance to run for U.S. Senate, Vance announced Friday that people should "count me out of politics for now."

Mark Duncan / Associated Press

After the departure of Ohio treasurer Josh Mandel from the U.S. Senate primary, Rep. Jim Renacci announced Thursday that he would launch his own bid for Congress.

Yale Law School

Republicans inside and outside Ohio are pushing their favorite candidates to jump into the U.S. Senate race to challenge incumbent Democrat Sherrod Brown.

Mike Gibbons

The remaining Republican running for U.S. Senate wants to show he’s serious about his bid to win the GOP’s nomination, and ready to take on Democratic incumbent Sherrod Brown this fall.

Phil Long / Associated Press

Ohio Treasurer Josh Mandel is dropping out of the Republican primary for U.S. Senate.

Election Day is finally here in Alabama's U.S. Senate race.

Two U.S. senators introduced legislation Tuesday requiring federal agencies to come up with solutions to the waste caused by oversized eyedrops and single-use drug vials, citing a ProPublica story published last month.