"the mass graves are over ten years old"
True. During the Iran-Iraq war, in particular, 1.5 mm soldiers died (both sides) not counting POWs and those wounded or those suffering from having been gassed. At one point, Uday Hussein ordered the beheading of 36 people--in one day.
Regarding N. Korea--while I was visiting S. Korea a in 2001 (summer) on business, there was a report that the N. Koreans were suffering so from starvation that they were both eating grass, and, sometimes female babies. Of course, this was just a report, but it was commonly known and accepted in the South.
Communism is EVIL, so I wouldn't be all that surprised...MUD