JoniErnst-102914.jpg Iowa Republican Joni Ernst has crept out to a slightly wider lead over Democratic Rep. Bruce Braley, D-Iowa, in the race to replace retiring Sen. Tom Harkin, D-Iowa, according to the results of a Quinnipiac University poll released on Wednesday.

ScottBrown-102414.jpg Looking to capitalize on news of an Ebola diagnosis in New York City, Republican Senate candidate Scott Brown issued a statement Friday criticizing his Democratic opponent Sen. Jeanne Shaheen, D-N.H., for "waffling" on a travel ban.

DonYoung-102314.jpg Alaska Congressman Don Young, R-Ak., is once again making headlines with comments linking the state's high suicide rate to an increase in government assistance. Young told an audience at a senior center on Wednesday that the suicide problem didn't exist until there was "largesse" from the government.

AlisonLunderganGrimes-102314.jpg After a brief absence, the Democratic Senatorial Campaign Committee is once again hitting the airwaves in Kentucky in support of Senate candidate Alison Lundergan Grimes. The DSCC is spending $650,000 on advertising for Grimes in her race against Senate Minority Leader Mitch McConnell, R-Ken.

michelle-david-102214.jpg Potentially complicating the outlook for control of the Senate, the results of a SurveyUSA poll conducted for WXIA-TV in Atlanta suggest that the Georgia Senate race between Republican David Perdue and Democrat Michelle Nunn could be headed for a runoff.

img1-102114.jpg In another hotly contested Senate race, the results of a new Suffolk University/Boston Herald poll show incumbent Sen. Jeanne Shaheen, D-N.H., clinging to a narrow lead over Republican challenger Scott Brown.

Greg-Roberts-102114.jpg With just two weeks left before Election Day, the Kansas Senate race between Republican Sen. Pat Roberts, R-Kan., and independent candidate Greg Orman seems likely to come down to the wire. The results of a new Monmouth University Poll showed that the race between Roberts and Orman is tied among likely Kansas voters.

TedCruz-102014.jpg While Republicans have largely tried to frame the upcoming midterm elections as a referendum on President Barack Obama, Sen. Ted Cruz, R-Tex., has joined the few offering guidance on what the GOP will do if it manages to retake control of the Senate.

Braley-Joni-101514.jpg With independent voters shifting to Democratic Rep. Bruce Braley, D-Iowa, the results of a Quinnipiac University poll released Wednesday showed that the Iowa Senate race is too close to call.

CoryGardner-101514.jpg Republican Rep. Cory Gardner, R-Col., has pulled into the lead in the Colorado Senate race against incumbent Sen. Mark Udall, D-Col., according to the results of a new CNN/ORC International poll.