AP
FILE – In this Oct. 27, 2012, file photo, Ohio state Treasurer Josh Mandel, the Republican nominee challenging the re-election bid of U.S. Sen. Sherrod Brown, D-Ohio, speaks before a campaign rally for U.S. Rep. Paul Ryan, R-Wis., vice presidential running mate of former Mass. Gov. Mitt Romney, at the Gradall Industries Inc. plant in New Philadelphia, Ohio. Mandel was again seeking the Republican party nomination to challenge Brown in the 2018 general election, but announced Friday, Jan. 5, 2018, in an open letter that he decided to drop his bid, citing his wife's health. (AP Photo/Phil Long, File)
- Phil Long
FILE – In this Nov. 2, 2010, file photo, Republican Ohio state Treasurer-elect Josh Mandel, right, accompanied by his wife Ilana Shafran Mandel, left, celebrates his win at the Ohio Republican Party celebration in Columbus, Ohio. Mandel was again seeking the Republican party nomination to challenge U.S. Sen. Sherrod Brown, D-Ohio, in the 2018 general election, but announced Friday, Jan. 5, 2018, in an open letter that he decided to drop his bid, citing his wife's health. (AP Photo/Jay LaPrete, File)
- Jay LaPrete
FILE – In this Nov. 6, 2012, file photo, Ohio state Treasurer and U.S. Senate candidate Josh Mandel, right, accompanied by his wife Ilana Shafran Mandel, left, concedes defeat to U.S. Sen. Sherrod Brown, D-Ohio, on election night in the ballroom at the Renaissance Hotel in Columbus, Ohio. Mandel was again seeking the Republican party nomination to challenge Brown in the 2018 general election, but announced Friday, Jan. 5, 2018, in an open letter that he decided to drop his bid, citing his wife's health. (AP Photo/Mike Munden, File)
- Mike Munden
FILE – In this Nov. 4, 2014, file photo, Ohio state Treasurer Josh Mandel speaks at the Ohio Republican Party election night celebration in Columbus, Ohio. Mandel was again seeking the Republican party nomination to challenge U.S. Sen. Sherrod Brown, D-Ohio, in the 2018 general election, but announced Friday, Jan. 5, 2018, in an open letter that he decided to drop his bid, citing his wife's health. (AP Photo/Tony Dejak, File)
- Tony Dejak