Hiroaki Yotsui, far right, the chief of the Environmental Affairs Office Planning Department, Okinawa Defense Bureau (ODB) signs paperwork on Marine Corps Air Station (MCAS) Futenma, Okinawa, Japan, July 19, 2021. Marine Corps Installations Pacific and MCAS Futenma hosted visitors from the Okinawa Prefectural Government (OPG), Ginowan City, the ODB and the Ministry of Environment to observe MCIPAC environmental branch personnel draw perfluoroalkyl and polyfluoroalkyl substances (PFAS) Effluent Treatment System (PETS) treated water samples. Samples were provided to OPG and ODB to enable them to

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