 Complete the following phrase:  Grandi started his career in the office of the United Nations High Commissioner for Refugees UNHCR in 1988, and has served in a variety of countries, including Sudan, Syria, Turkey, and Iraq after the first Gulf War. He also headed a number of emergency operations including in Kenya, Benin, Ghana, Liberia, the Great Lakes Region of Central Africa, Yemen and Afghanistan. Between 1996 and 1997, he was Field Coordinator for UNHCR and United Nations humanitarian activities in the Democratic Republic of Congo during the 