New data from Gallup shows overall gains for Democrats even though 45 percent of Americans do not identify with either political party.

Independent candidate Hugh Lytle enters Arizona's gubernatorial race, challenging the major parties and potentially impacting Gov. Katie Hobbs' campaign.

A version of this story appeared in CNN’s What Matters newsletter. To get it in your inbox, sign up for free here. There are three broad groups of voters you’re likely to read about in American ...