Falintil's biggest problem today is the sheer numbers of refugees who have flocked for protection to their camps, swamping their capacity to feed them, let alone conduct military operations.

CNN: Back in the Thick of It

However, the use of privatized forces on the modern battlefield far out paces their previous employment, and the capabilities that the private security industry now brings to the table marks a watershed in the conduct of military operations.

CENTERFORSECURITYPOLICY: The Impact of Private Security on US Foreign Policy

In areas outside of the cities and towns, the U.S. military will continue to conduct combat operations and security patrols in coordination with the Iraqis.

CNN: As U.S. troop withdrawal nears, 'uptick' in violence expected