![dek](https://content.time.com/time/photoessays/2011/al_qaeda_most_wanted/waqgraphic_shaikh_mohammed.jpg)
CAPTURED: 2003
The mastermind of the 9/11 attacks is being held at the U.S. detention center at Guantánamo Bay
A look at who's dead, captured and at large
CAPTURED: 2003
The mastermind of the 9/11 attacks is being held at the U.S. detention center at Guantánamo Bay