Joint Base Myer Henderson Hall (JBM-HH) synchronizes, integrates, and delivers installation services while sustaining facilit ... ies in support of Joint Force Headquarters/ Military District Washington (JFHQ-NCR/MDW) and the JBM-HH community in order to enable a ready and resilient Joint Force. On order, supports JFHQ-NCR/MDW & Joint task Force National Capital Region (JTF-NCR) homeland defense, defense support of civil authorities, and other contingency operations in the NCR. read more