War on terror

Months before U.S. raid, bin Laden considered leaving Pakistan compound

Months before he was finally found by the CIA and killed, ­Osama bin Laden wrote that it might be time for him to move. In a letter voicing deep frustration with the isolation at his compound in Abbottabad, Pakistan, the al-Qaeda leader contemplated a departure that might have ­altered the course of post-Sept. 11, 2001, history.