Airman 1st Class Samuel Peterson, public health technician, of the 155th Medical Group, Nebraska, checks the chemical levels at the on-base pool on Aug. 2, 2022, at the U. S. Naval Hospital, Okinawa, Japan. Members with the 155th Medical Group, Nebraska and the 139th Medical Group, Missouri Air National Guards traveled to Okinawa for their annual training.

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Photo credit: © Operation 2022 / Alamy / Afripics
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Keywords: 139th, 155th, ang, japan, medical, mfat