Iraq' s government, he noted, took over responsibility in many areas more than a year before U.S. forces began to seriously withdraw.
"This transition is one where you don't abandon the government and say 'sorry we' re leaving, regardless of whether you have the experience and capability to be ready.' "
Setting up facilities, partnering and training new units takes time. "You don't suddenly create an instant army," he said.
Special Report: Afghanistan Situation
