Read: 3 min In mid-April, Canadian Foodgrains Bank’s executive director Andy Harrington visited a displaced persons’ camp in Sudan, the northeast African country that has been mired in three years of civil war. The camp was one of over 50 in Port Sudan, a city of about a half million people. In this camp alone, more than 200 families now live, having fled the war. The camp used to be supplied with food by the United Nations, but stopped receivi…