The hunt

May. 7, 2011
The hunt for Osama bin Laden: For almost a decade, U.S. intelligence officials were stymied by Osama bin Laden. That is until CIA analysts at Langley changed their focus to the al-Qaeda leader's secret courier network.
 Alexandra Garcia, Ben de la Cruz, Sohail al-Jamea, Ian Shapira/The Washington Post
Correction: Clarification: