Michael Lynch, 66th Civil Engineering Division, CE portfolio optimization chief, displays an Arbor Day proclamation signed by Col. Katrina Stephens, from left, installation commander, alongside Thomas Schluckebier, base civil engineer, David Wong, and Command Chief Master Sgt. William Hebb, installation command chief, at Hanscom Air Force Base, Mass., May 2. Arbor Day is an annual observance that promotes tree planting and care, Hanscom has been selected as a ‘Tree City USA’ for its 34th consecutive year. (U.S. Air Force photo by Mark Herlihy)
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