Maj. Todd Mainwaring, U.S. Army Corps of Engineers Nashville District deputy commander, speaks about a meaningful partnership with the U.S. Department of Energy during a groundbreaking ceremony May 11, 2023, in Oak Ridge, Tennessee. He also talked about how the Nashville District is excited to manage the construction of the K-25 Viewing Platform that will highlight the scope and magnitude of the former K-25 Building. (USACE Photo by Lee Roberts)