It is supposed to protect Congo's civilian population, while helping to build up and train the revamped security forces.

ECONOMIST: International peacekeepers are still sorely needed

We will continually evaluate where we are, what needs to happen, how do we build Afghan capacity, how do we train up the Afghan national police and the Afghan national army as part of a comprehensive national security force that gives us the ability, once areas are cleared, to be able to transfer, again, both from a governance and a military perspective.

WHITEHOUSE: Press Briefing