Lt. Col. Robert Green, U.S. Army Corps of Engineers Nashville District commander, speaks to Rep. Mike Collins, Georgia 10th District, chairman of the House Subcommittee on Water Resources and Environment, at the Chickamauga Lock Replacement Project in Chattanooga, Tennessee, March 28, 2025. Collins visited the project as part of a tour of southeastern infrastructure sites that also included Wilson Lock on the Tennessee River, also managed by the USACE Nashville District. (USACE Photo by Jeremy Croft)