The world's deepest shipwreck isn't 20,000 leagues under the sea. It's 21,180 feet below the ocean surface, at the bottom of the Philippine Sea. The World War Two Navy Destroyer called the USS Johnston sank in 1944. This month, ocean explores dove underwater to map it. Plus, why some healthcare workers are hesitant to get the vaccine, Washington's new mermaid museum, and the future plans of Top Chef contestant, and Seattle chef, Shota Nakajima.