Frank R. Walker, 66, an Air Force civilian supporting Operation Enduring Freedom died Oct. 28 of non-combat-related medical causes at Bagram Air Field, Afghanistan. Walker, of Oklahoma City, Okla., was assigned to the 72nd Civil Engineering Directorate at Tinker AFB, Okla., the Defense Department said in a release Oct. 31. The Tulsa World reported Nov. 1 that Walker died of a heart attack, citing a Tinker spokeswoman. Walker was a project construction manager with the US Army Corps of Engineers while overseas and was on his fifth trip to Afghanistan, according to the newspaper.
An Air Force C-17 transport jet recently tested a new technology that could help aviators stay on course even if the satellite-based Global Positioning System (GPS) that much of modern-day aviation relies on is compromised.