Personnel work with equipment and on controls and remove ice from USS Skate at the North Pole.

USS Skate submarine at the North Pole. USS Skate (a US Navy submarine) underway and heads towards the North Pole. US officers confer sitting around a table. US Navy personnel work with equipment and on controls. The personnel receive weather information on screens in the control room. USS Skate surfaces at the North Pole. The personnel use tools to remove ice from USS Skate.