ISIS’s Leadership Crisis

A Vacancy at the Top Threatens the Group’s Global Operations
It is only February, and already, the Islamic State (also known as ISIS) has had a rough year. ISIS’s supporters quickly went from cheering on a large prison break in northeast Syria to learning, days later, that the group’s reclusive leader, Abu Ibrahim al-Hashimi al-Qurayshi, was killed in a daring U.S. special operations raid.