JOINT BASE LEWIS-MCCHORD, Wash., - Master Sgt. Shannon Barry, an aircraft maintenance technician with the 446th Aircraft Maintenance Squadron, shows off his unicycle talent in front of the wing headquarters building on Nov. 6. Sergeant Barry, a native of Steilacoom, Wash., said learning to ride the unicycle has greatly improved his recovery from knee surgery. (U.S. Air Force photo/Staff Sgt. Grant Saylor)