Iraqi Shiite fighters from the Popular Mobilisation units, part of the Zahraa Brigade, take part in a training exercise in the central Iraqi city of Kufa, some 160 kms south of Baghdad.

Iraqis stand at the site of a car bomb explosion in the Shiite-majority Sadr City area of north Baghdad.

Iraqi men walk amidst debris at the site of a car bomb explosion in the Shiite-majority Sadr City area of north Baghdad.

An Iraqi Shiite fighter from the Popular Mobilisation units, part of the Zahraa Brigade, poses for a picture under a sign which reads in Arabic "Lions of Najaf" during a training exercise in the central Iraqi city of Kufa, some 160 kms south of Baghdad.