HANSCOM AIR FORCE BASE, Mass. –John Sharpe (left), 66th Logistics Readiness Squadron, unit safety representative, reviews machine guarding procedures with Occupational Safety and Health Administration Voluntary Protection Program auditors, Dan Montanaro (center), and Bob Sands (right) during Hanscom’s Voluntary Protection Program audit May 18. Hanscom is undergoing an audit by OSHA of its Voluntary Protection Program to determine if the base has met the requirements to become the first Air Force installation to earn VPP certification. (Air Force photo by Mark Wyatt)