U.S. Air Force Col. Derek Salmi, 92nd Air Refueling Wing commander, and Chief Master Sgt. Lee Mills, 92nd ARW command chief, answer questions submitted via audience member smart phones during a base all-call at Fairchild Air Force Base, Washington, Sept. 26, 2018. The all-call used a web-connected, interactive presentation for attendees to connect with to follow along with the slides, submit questions and participate in live-polling activities. (U.S. Air Force photo/Senior Airman Ryan Lackey)