Chief Master Sgt. Brian Lavoie, 28th Bomb Wing command chief, stands in front of his motorcycle holding personal protective equipment on Ellsworth Air Force Base, S.D., Feb. 16, 2011. As an avid motorcycle rider, Chief Lavoie encourages all Ellsworth Airmen and Air Force civilians to register in the Motorcycle Unit Safety Tracking Tool by contacting their unit safety representative. (U.S. Air Force photo/Staff Sgt. Marc I. Lane)