Attendees participate in the Hampton Clean City Commission’s Spring Tree Tour, at Joint Base Langley-Eustis, Va., May 13, 2017. The tour was provided at no cost to the public, as part of community outreach programs sponsored by the Hampton Clean City Commission, Virginia Cooperative Extension Master Tree Stewards, and Joint Base Langley-Eustis. (U.S. Air Force photo/Alicia Garcia)