Biden's blue-collar job killing remark compared to Clinton's biggest misstep

Democratic presidential hopeful Joseph R. Biden’s pledge to kill blue-collar jobs with a green economy rekindled unwanted comparisons to 2016 presidential nominee Hillary Clinton’s coal miner flub.

Mrs. Clinton admitted in her memoir that her pledge to put coal miners out of business was her biggest misstep in 2016 — and Republican campaign strategists are comparing the former nominee’s error to that of Mr. Biden, who said in the debate in Los Angeles that he was willing to eliminate jobs to shift the country to a “greener economy.”

This move...