The two Democratic senators have expressed support for Sinema, who switched her party to independent, over Ruben Gallego, who is running as a Democrat.

Bipartisan momentum is growing to hit Putin where it hurts. But American taxpayers—and the planet—are going to have to take one for the team as well.

Warren and Sanders easily countered attacks from desperate moderates at Tuesday's debate and delivered compelling visions for America.

Days before the first Democratic debates, the candidates struggle to stand out in a melee of South Carolina fish fries and forums.

Democratic candidates are moving away from Bernie Sanders's plan, but moderate health reform would create a crisis of care.

The No Fossil Fuel Money Pledge is a major litmus test for 2020 candidates.

More than a dozen Democrats are chasing the glory of the presidency, but some are missing the bigger picture.

As a scrum of candidates battles for the leftist vote, a dark horse could win the nomination simply by standing out from the crowd.

The prospect of a John Kasich-John Hickenlooper run appeals to journalists and donors and virtually no one else.

Gay marriage gets all the press, but its precursor is still in play