Where there's sparks...
U.S. Air Force Staff Sgt. Matthew Johnson, 386th Expeditionary Maintenance Squadron metals technician, demonstrates welding capabilities on a piece of steel at an undisclosed location in Southwest Asia, March 16, 2012. Johnson is native to Mishawaka, Ind., and is deployed from the 122nd Maintenance Squadron in Ft. Wayne, Ind. (U.S. Air Force Staff Sgt. James Lieth)