In April 2004, photographs were leaked to the US media showing American soldiers abusing Iraqi detainees at the military prison of Abu Ghraib. Witness hears BBC interviews with Lynndie England, who featured in many of the photos, and Joe Darby, the whistleblower who revealed the abuse.

Photo: Image obtained by The Associated Press which shows Pfc. Lynndie England holding a leash attached to a detainee in late 2003 at the Abu Ghraib prison in Baghdad, Iraq. (AP Photo)