FORT SHAFTER, Hawaii (July 24, 2015) -- Honolulu District Supervisory Engineer Steve Yamamoto shows U.S. Army Pacific Commander Gen. Vincent K. Brooks World War II graffiti painted on a pillar in the basement of Fort Shafter's Bldg. T-112 . Building T-112, built in 1907 and also known as Dunning Hall, is an important structure that is a key part of the Palm Circle National Historic Landmark District.