CHIEF OF MISSION
chief of mission: translation
A chief of mission (COM) (normally the ambassador) is the principal officer in charge of a diplomatic facility of the United States, including any individual assigned to be temporarily in charge of such a facility. The COM is the personal representative of the President to the country of accreditation. The COM is responsible for the direction, coordination, and supervision of all US Government executive branch employees in that country (except those under the command of a US area military commander). The security of the diplomatic post is the COM