Why Clinton's email problem won't go away

Why Clinton's email problem won't go away

Hillary Rodham Clinton's effort to quash the rising scandal over her misuse of email when she was secretary of State has so far backfired spectacularly. Instead of cutting the story short, she has fanned the flames, and now even some of her backers in the Democratic Party are worried about the trajectory of this drama, which threatens to derail her presidential candidacy.

For readers who've mostly ignored emailgate — assuming it would disappear — and now feel the need to catch up, here's a primer on why it matters.

It's difficult to avoid the suspicion that Clinton, after the scandals that rocked her husband's presidency during the 1990s, simply did not want to...