Washington - A small plane left the South Pole on Wednesday with a sick worker in a daring rescue mission from a remote U.S. science outpost, federal officials said.

In an international effort, a Canadian-owned Twin Otter turboprop plane started the 1,500-mile flight to Rothera, a British station on the Antarctic peninsula, said Peter West, spokesman for the National Science Foundation, which runs the polar station for the United States. It’s a nine to 10-hour flight, which the crew made from Rothera on Tuesday to get to the South Pole.

Once the sick patient and the crew — a pilot, co-pilot, flight engineer and medical worker — rest, they will then fly off Antarctica for medical attention that could not be provided on the remote continent.

West said at least one worker and possibly two — support crew employed by logistics contractor Lockheed Martin — had to be evacuated. The agency won’t identify the sick workers or their conditions, citing medical privacy.... Read More: VIN