Col. Ryan Samuelson, 92nd Air Refueling Wing commander, speaks during a public meeting concerning water contamination at Medical Lake High School, Medical Lake, Wash. May 23, 2017. Fairchild Air Force Base leaders worked with community partners, health authorities and environmental scientists to present local residents with information on groundwater contamination. (U.S. Air Force photo / Airman 1st Class Ryan Lackey)