The video links Heck's votes on immigration and education to Donald Trump's proposals.
Democrats could be losing hope in defeating Sen. Rob Portman (R).
Rep. Patrick Murphy (D-Fla.) sent a pledge to Rubio Tuesday.
Timothy Cama 09/06/16 11:15 AM EDT
A major environmental group is launching a new $860,000 advertising campaign in Nevada to paint...
Sen. Ron Johnson is targeting his opponent's ties to Washington.
Alexander Bolton 09/06/16 12:01 AM EDT
The race for the seat pits two Democrats against each other.
Sen. Richard Burr's reelection fight against Democrat Deborah Ross is tighter than expected.
The Arizona senator doesn't mention Donald Trump in the video.
It's in contrast with another Wednesday poll that showed Feingold up by double digits.