Al-Jazeera Video: Syria accused of crimes against humanity

"Amnesty International, a human rights group, has released a report [scroll down to see report]saying Syrian security forces tortured and killed detainees in response to continuing protests against President Bashar al-Assad's rule.

The London-based organisation said on Wednesday that it had gathered proof of such crimes by the government in the northern town of Tell Kalkh.

Amnesty called for the UN Security Council to refer the Syrian government's alleged actions to the prosecutor of the International Criminal Court.

Al Jazeera's Call Perry reports."