By Staff Sgt. Jonathan Steffen, 51st Fighter Wing Public Affairs / Published April 12, 2016

Master Sgt. Randy Christian, 51st Fighter Wing occupational safety manager, waves to drivers to encourage safe driving during a safety campaign April 11, 2016, at Osan Air Base, Republic of Korea. The safety campaign was a joint promotion with the 51st Fighter Wing safety office, AAFES taxi services and the 51st Security Forces Squadron. (U.S. Air Force photo by Staff Sgt. Jonathan Steffen/Released)

Senior Master Sgt. Sean Rouiller, 51st Fighter Wing safety superintendent, and employees from the Osan Army and Air Force Exchange Service taxi service, encourage motorists to drive safe April 11, 2016, at Osan Air Base, Republic of Korea. The safety campaign was a joint promotion with the 51st Fighter Wing safety office, AAFES taxi services and the 51st Security Forces Squadron. (U.S. Air Force photo by Staff Sgt. Jonathan Steffen/Released)

Osan Air Base, Republic of Korea -- Senior Master Sgt. Sean Rouiller, 51st Fighter Wing safety superintendent, and employees from the Osan Army and Air Force Exchange Service taxi service, encourage motorists to drive safe April 11, 2016, at Osan Air Base, Republic of Korea. The safety campaign was a joint promotion with the 51st Fighter Wing safety office, AAFES taxi services and the 51st Security Forces Squadron. (U.S. Air Force photo by Staff Sgt. Jonathan Steffen/Released)