At Iraq's election protest camp, militia supporters dig in

"Come and see," they insist, moving towards the concrete blast walls of Baghdad's heavily-fortified Green Zone.

The street is lined with tents - some of them old plastic ones left behind by aid agencies, others roughly formed by throwing colourful sheets over makeshift frames. They are filled with people laid out on blankets and grubby mattresses. Some sleep, some smoke shishas. All of them are waiting.