Dem civil war hits primary debate stage in fiery battleground showdown: 'What are you hiding?'

The high-stakes fight between the left-wing and the center-left establishment for the future of the Democratic Party took center stage Tuesday in battleground Michigan.

That's where moderate Rep. Haley Stevens, who is backed by Senate Minority Leader Sen. Chuck Schumer, D-N.Y., and the party establishment, faced off in a fiery Senate nomination debate against former Wayne County Health Department Director Abdul El-Sayed, a far-left candidate endorsed by progressive champions Sen. Bernie Sanders I-Vt....