Reversing itself, the Army said Tuesday that a G.I. was discharged partly because of a head injury he suffered while posing as an uncooperative detainee during a training exercise at Guantánamo Bay, Cuba.

The Army had previously said Specialist Sean Baker's medical discharge in April was unrelated to the injury he received last year at the detention center, where the United States holds suspected terrorists.
http://www.nytimes.com/2004/06/09/international/09SOLD.html