A member of Directorate of Public Works prune trees during a Historical Reset project Oct. 12, 2018 on McChord Field, Joint Base Lewis McChord, Wash. Throughout the year, a team of individuals from the Directorate of Public Works will be working diligently to address safety concerns associated with trees in the vicinity of the McChord Field, Joint Base Lewis-McChord, Washington. Particularly the historical area [parade field] which consist of more than 130 trees; 90 of which were identified as safety hazards and require removal or major pruning. (U.S. Air Force photo by Staff Sgt. Divine Cox)