TUCSON, Ariz. - Dr. Christine Altendorf, USACE Headquarters Chief of Environmental Division, speaks with a group of USACE Los Angeles District Tucson Resident Office team members Aug. 30 during a lunch break. Altendorf visited USACE, military and other federal facilities throughout Southern Arizona during her two-day visit to see how the District is implementing sustainaibility initiatives.

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Photo by: Daniel J. Calderon |  VIRIN: 120830-A-TV651-003.JPG