“Our new missile is capable of destroying all military battleships, killing all who are on board,” wrote a Hezbollah activist on Twitter.

In politics, as in life, the urgent always trumps the important. The urgent question about ISIS these days is the fate of thousands of foreign former fighters now languishing in limbo in makeshift prisons. The countries these militants come from are reluctant to take them back.

Minutes after the younger brother of Afghanistan’s Taliban chief rose to lead Friday prayers at a Pakistan mosque last month, a bomb ripped through the building.