Col. Rhett Blackmon, U.S. Army Corps of Engineers (USACE), Galveston District (SWG) commander, presents Griselda Ahumada, SWG Engineering Branch, civil engineer, with a commander's coin during the SWG Fiscal Year 2023, 4th Quarter Army Professional Awards Ceremony and Townhall at the Jadwin Building in Galveston, Texas, Sept. 7, 2023.