Col. Cullen Jones, U.S. Army Corps of Engineers, New Orleans District commander, speaks with media Sept. 15, 2023, on current steps the Corps plans to take to augment the existing underwater sill constructed by USACE in the Mississippi River to help slow progression of the saltwater wedge moving upriver from the Gulf of Mexico. The U.S. Army Corps of Engineers, New Orleans District, along with other state and local officials, held a press conference that day at their headquarters in New Orleans, La., to discuss planned efforts to address continued low-water conditions on the Mississippi River.