A New Iberia man says he's designed the most efficient vessel to handle underwater well blowouts in the world. But why isn’t the Sea Clean Battleship cleaning up the oil in the gulf? It hasn’t been built yet. Herman Schellstede says he designed the sea clean battleship 20 years ago after the Exxon-Valdez crisis. He says the Sea Clean was the first of its kind but oil executives didn’t want to pay $100 million dollars for it.