Investigators found instances in which military officials accepted bribes from contractors, major construction projects had fallen short of expectations and government disarray hampered progressin Iraq.
She said that planning applications would be submitted in the next few weeks and construction work will start in the summer "with a large number of procurements for other schools inprogress".
Satellite imagery in recent months has shown construction work at the Yongbyon plant but it's not clear how much progress North Korea has already made.