They should take those ships, dry dock them, take the decks off, fit them with reactors out of decommissioned aircraft carriers, put thicker armored decks on them, and cut them loose. Take modern equipment off of recently decommissioned ships and update everything on them. With cruise missiles, Phalanx systems, and other upgrades, those old beasts with their 16" guns would be monsters. Especially with the new powder developed for them.