In almost any other era, the hostile exchange between EPA Administrator Lee Zeldin and Democrat Rep. Rosa DeLauro would have been an instant embarrassment on Capitol Hill.

But at a time when political violence is becoming frighteningly common and widely accepted, DeLauro’s nasty suggestion that Zeldin drink a glass of weed killer marked just another day in the trenches.

Dripping with bitterness, the 83-year-old, blue-haired DeLauro is often an embarrassment to Connecticut and more sober-minded Democrats with her nutty bluster.

EPA Administrator Lee Zeldin appears in a congressional hearing.…