One of the themes getting traction from the occupation's remaining supporters is the "increasing effectiveness" of Iraqi troops. As straws go, this one's good for grasping. But it's a curious claim. Those making it must have incredible sources, since the hard data on Iraqi troop readiness has been classified since 2005. Earlier this year, the U.S. government's top internal auditor tried to get a statutorily-required update from the Bush administration. Here's what happened.