https://c8.alamy.com/comp/PKF2WE/fort-belvoir-va-august-1-2018-members-of-the-911th-technical-rescue-engineer-company-make-entry-into-a-manhole-behind-the-belvoir-hospital-and-extract-simulated-patients-during-a-training-exercise-august-1-2018-the-911th-technical-rescue-engineer-company-formerly-the-mdw-military-district-of-washington-engineer-company-is-the-only-technical-rescue-company-in-the-department-of-defense-it-specializes-in-urban-search-and-rescue-the-911th-is-stationed-at-fort-belvoir-and-is-best-known-for-its-response-to-the-pentagon-following-the-september-11-attacks-in-2001-the-company-is-min-PKF2WE.jpg