BAGHDAD, Iraq (CNN) -- "There are the bloodstains on the wall, and here it is dried on the floor," Abu Muhanad said as he walked through a torture chamber in a Baghdad mosque where more than two dozen bodies have been found.
And here, a woman's shoes. She was a victim of the militia. We found her corpse in the grave."
Chunks of hair waft lazily across the floor in the hot Baghdad breeze.
"This was the torture room," said Muhanad, the leader of a U.S.-backed armed group that now controls the mosque.
"This is what they used for hanging," he said, pointing to a cord dangling from the ceiling. "Here is a chain we found tied to an old man's body." Go inside the mosque's torture chamber » 
The horrific scene at this southwestern Baghdad mosque is what officials say was the work of a Shiite militia known as the Mehdi Army. Residents who live near the mosque say they could hear the victims' screams.
The militia had been in control of the mosque, called Adib al-Jumaili, from at least January 2007 until May of this year. Residents say coalition forces weren't in the region and the torture and killings went unchecked.
Some of the victims were accused of being spies for U.S. forces. Other family memb... >>>