A Cargolux Boeing 747-8 freighter, registration LX-VCL performing flight CV-7416 from Guadalajara (Mexico) to Luxembourg (Luxembourg) with 4 crew, was enroute at FL350 over the Atlantic Ocean about 400nm southeast of Gander,NL (Canada) when the crew declared PAN PAN reporting one of their relief pilots had become progressively ill. The crew requested to divert to Gander, where the aircraft landed safely on runway 21 about an hour later. The pilot was taken to hospital by medical services awaiting the aircraft's arrival.
The aircraft remained on the ground for about 16 hours, then continued the flight to Luxembourg.