APPEAL BY HEADS OF LEADING UN HUMANITARIAN AGENCIES FOR THE PEOPLE OF SYRIA Enough. Enough. After more than two years of conflict and more than 70,000 deaths, including thousands of children… After more than five million people have been forced to leave their homes, including over a million refugees living in severely stressed neighbouring countries… After so many families torn apart and communities razed, schools and hospitals wrecked and water systems ruined… After all this, there still seems an insufficient sense of urgency among the governments and parties that could put a stop to the cruelty and carnage in Syria. We, leaders of UN agencies charged with dealing with the human costs of this tragedy, appeal to political leaders involved t...