There were also big changes in how reports from Iraqi units entered the data.

Still, some Iraqi units have moved to the capital.

A quarter or so of a typical Iraqi unit is on leave at any one time.

From there, the orders go to Iraqi units on the ground.

Based on long experience, he knew the guns could have come only from Iraqi units.

"Some Iraqi units have performed better than others, as you know," he said.

Until recently, defense officials had given scant details on the abilities of individual Iraqi units.

Told there were no Iraqi military units anywhere between them and the city center, they relaxed.

She said the Iraqi unit might be reconstituted and given new leadership.

An Iraqi unit was based nearby to control the bridge and help patrol the area.