The Senate candidate has been the subject of complaints about hedge funds that used his name.
Portman is in a tight race against Democrat Ted Strickland, former Ohio governor.
Johnson's job approval rating equals his disapproval.
Toomey's approval ratings have also dipped.
In some cases, their challengers are doing better, according to just released reports.
The Nevada Democrat criticized New Hampshire's role in selecting the next president.
The incumbent Democrat has yet to attact a big-name challenger for his Colorado Senate seat.
Reid said New Hampshire and Iowa voters shouldn't be picking the next president.
A group of Senate Democratic candidates embroiled in primary challenges against establishment picks are using Tuesday night’s debate as a way to introduce themselves to a large Democratic audience.
House candidates in Illinois,...
Cincinnati City Councilman P.G. Sittenfeld is pressuring former Ohio Gov. Ted Strickland to agree to primary debates.