Brian J. Leonhardt, age 21, from Merrillville, Indiana, Lake county.
Service era: Afghanistan
Military history: National Guard, Valparaiso-based 713th Engineer Company.
Date of death: Thursday, January 5, 2012
Death details: Died in southern Afghanistan when his vehicle struck a roadside bomb while his unit worked to clear a supply route of improvised bombs. Killed were Staff Sgt. Jonathan M. Metzger, Spc. Brian J. Leonhardt, Spc. Robert J. Tauteris Jr., and Spc. Christopher A. Patterson
Source: Associated Press, Military Times