Loreene and Michael Wieger, the parents of OSI agent David Wieger pull down the banner revealing the name of their son during a ceremony at Travis Air Force Base, Calif., Nov. 1, 2017. David Wieger was killed in 2007 when an improvised explosive device struck his vehicle during his deployment in support of Operation Iraqi Freedom. The Office of Special Investigation, 12th Field Investigation Squadron, unveiled the renaming of their building to the fallen OSI agent. Wieger was stationed at Travis at the time and was posthumously awarded the Bronze Star, Purple Heart, AF Commendation Medal, and AF Combat Action Medal. (U.S. Air Force photo by Louis Briscese)