Dem race shows signs it could get nasty

The gloves are beginning to come off in the crowded Democratic race for the White House that so far has resembled more of a tea party than a barroom brawl.

South Bend, Ind., Mayor Pete Buttigieg (D) said this week he didn’t think Sen. Bernie Sanders (I-Vt.) could rebuild the coalition that pushed Sanders's 2016 candidacy forward, a line many saw as a shot undercutting a rival campaign.

Those remarks came after Sanders's campaign co-chairman Ro Khanna (D-Calif.) lashed out at Buttigieg for comparing Sanders's supporters to President Trump's, even...