What's the Difference Between a Nuclear Bomb and a Fisherman?

It takes the americans eight weeks to finally find the nuclear bomb. It had gone right down to the bed of the ocean, stuck into the middle of a trench. The person who identifies where the vessel sank is entitled to two % of the value of that ship if it gets salvaged. How much is that nuclear bomb worth? It was worth to billion dollars in 19 66, which is probably ten billion dollars.