related tags: 14171E 17181C 5E5950 665C48 907C6D A0A195 A1795C A5A68F DCDBCF E2E1C9 asean associationofsoutheastasiannationsdefenseministers bangkok china defensesecretary districtofcolumbia dod markesper marktesper ministerofdefense osd secdef thailand unitedstates washington weifenghe