With the continuing debate in Ottawa over what both the current Conservative and the previous Liberal government knew about the torture in Aghan prisons,  especially of prisoners handed over by the Canadians to the Afghans, my contribution to CBC.ca today is a summary of what both international and Canadian law requires.  Once the information about alleged torture is known or even suspected, the officials who have been told are obliged to carry out a thorough investigation.

See

Knowing about war crimes.