The mission of the United Nations Office for the Coordination of Humanitarian Affairs (OCHA) is to mobilize and coordinate effective and principled humanitarian action in partnership with national and international actors. United Nations Nations Unies Office for the Coordination of Humanitarian Affairs Joint statement by: Valerie Amos, Under-Secretary-General for Humanitarian Affairs Zainab Hawa Bangura, Special Representative on Sexual Violence in Conflict Margaret Chan, Director-General of the World Health Organization Ertharin Cousin, Executive Director, World Food Programme Antonio Guterres, High Commissioner for Refugees Pierre Krähenbühl, Commissioner-General, UNRWA Anthony Lake, Executive Director, UNICEF Leila Zerrougui, Special Rep...