Clinton supporters are sharply questioning his electability and qualifications.
Our Principles PAC is heavily using McCain in its New Hampshire attacks on Trump.
Hillary Clinton and Bernie Sanders turned up the heat in New Hampshire on Wednesday.
There are seven more "top secret" emails, according to Rep. Chris Stewart.
Allies argue Rubio has a better chance of beating Clinton than Trump or Cruz.
Could Clinton be in trouble next year if she doesn’t win the White House?
“This is the first contest in what I expect will be a series of competitive ones,” Earnest said.
The Iowa caucuses brought new strength to some campaigns and the end to others.
The donors group could spend money to oppose Trump if he dominates in early-voting states.
The group is on its way to spending $889 million during the 2016 cycle.
Many observers think the Florida senator will emerge as the top establishment favorite.
Donald Trump, who wasn't even at the event, was one of its winners.
Our Principles PAC says its messages will reach nearly every GOP voter in Iowa and N.H.
Ohio Gov. John Kasich's recent rise in New Hampshire polls has brought on a well-funded “dark money...
Trump's differences with Fox and Megyn Kelly started in August.
Jackson has no plans to endorse a candidate in the Democratic race.
Here are seven things to watch for in the upcoming fundraising reports.
Although efforts have been under way since November, Clinton gave her OK to it this week.
Neither rival Hillary Clinton nor Republicans are taking him on in ads.