Did Hillary Have a Great Week?

If in January 2017, Hillary Clinton is sworn in as the 45th president of the United States, historians may well point to this month as the moment her campaign turned around. Like the first brisk snap of fall, Clinton’s terrible, horrible, no good, very bad summer has morphed overnight into the best week of her campaign: Joe Biden is out, her poll numbers are up, her crisp debate performance reassured nervous Democrats and her measured resolution before the House Benghazi committee made her interrogators (of both parties) seem small by...

For months, Hillary Rodham Clinton’s presidential campaign labored listlessly under a cloud of doubt after revelations that she had a private e-mail server during her time as secretary of state.

Then Republicans, as they have so often do, overreached on their Clinton attacks and, in so doing, handed the Democratic front-runner a message and momentum that she had struggled mightily to build on her own.

First, Rep. Kevin McCarthy (R-Calif.) went on Fox News and, floundering to prove his conservative bona fides to be speaker of the House, said this...