New York takes center stage in fight for control of the House

Democrats began the year clinging to New York state as a bulwark against GOP gerrymandering and a potentially brutal midterm. Instead, it’s become a giant headache.

A redistricting mishap and President Joe Biden’s lingering toxicity upended Democratic hopes of creating a seawall of deep-blue seats that could offset House losses elsewhere. They started the cycle thinking they could net at least three seats — now, in the worst-case scenario, they could lose as many as five. On top of that, their own party campaign chairman faces both a primary and...