FILE - Howard Hughes smiles as he sits in the witness chair before reading a statement at the Senate War Investigation Subcommittee hearing in Washington, Nov. 15, 1947. Hughes played a supporting role in the CIA’s effort to retrieve part of a sunken Soviet submarine in 1974 with a specialized ship that was built to retrieve the sub and was called the Hughes Glomar Explorer. (AP Photo/File)
FILE - The Hughes Glomar Explorer, a 618-foot-long salvage ship built by Howard Hughes, sits at the Long Beach harbor dock in Los Angeles, March 19, 1975. The crane barge that's been hauling away shattered beams of steel from the Baltimore bridge collapse played a much different role during the Cold War when the CIA used Hughes' specialized ship to embark on a top-secret mission to retrieve a sunken Soviet submarine. (AP Photo, File)
FILE - The Chesapeake 1000 crane, which will be used to help remove wreckage from the collapse of the Key Bridge, is docked at Tradepoint Atlantic in Sparrows Point, Md., March 29, 2024. The floating crane that’s been hauling away shattered steel from the collapsed Baltimore bridge played a much different role during the Cold War. (AP Photo/Brian Witte, File)