Every few months, Macklin was transferred from one Iraqi prison to another.
They've all three been in Iraqi prisons since 1991.
Their ranks are populated with criminals released from Iraqi prisons.
Those found guilty would be sent to Iraqi prisons.
His role was to formulate a long term plan for Iraqi prisons.
It was a choice between Iraqi prison or military prison.
He is also on the defensive about a $400 million request for two maximum-security Iraqi prisons, which comes out to $50,000 a prison bed.
The representative, who has done extensive research on Iraqi prisons, said there were hundreds of such cases a month.
Maybe 25 to 30,000 prisoners from Iran are still inside Iraqi prisons.
We called for compensation to be paid to the families of those who have died in Iraqi prisons or have disappeared.