The Jihad Strikes Back

In the May 1 speech in which he declared that major combat operations in Iraq had ended, U.S. President George W. Bush went on to say that on his watch as Commander in Chief, "we destroyed the Taliban in Afghanistan." Events of the last couple of weeks, however, make the second statement seem as overly optimistic as the first.

After nursing their wounds and regrouping across the border in Pakistan, Afghanistan's former rulers have found both a fresh strategy and renewed vigor to cause trouble back home. A bus bombing that killed 15 people (including six children) in...