WASHINGTON _ She's taken a nose-dive in polling, struggled to hit her stride on an overarching message _ and now donors are beginning to wonder about her long-term viability.
Kamala Harris' presidential campaign is suddenly confronting a crossroads.
Having slid back to fourth place in most presidential primary polls, Harris is facing a core question about her political identity that may prove crucial to resurrecting her uneven path toward the Democratic Party nomination.
