One of his primary duties was to keep track of enemy POW camps in North Korea, the conditions at these camps, the estimated number of U.S. and other UN POWs held at each camp, and their treatment at the hands of the enemy.
One of his primary duties was to keep track of enemy POW camps in North Korea. North Korea was the conditions at these camps. These camps were the estimated number of U.S. and other UN POWs held at each camp. These camps were their treatment at the hands of the enemy.