(FILES) In this file photo taken on March 15, 2010 the nuclear power plants Olkiluoto 1 (L) and Olkiluoto 2 are pictured in Olkiluoto, south-western Finland. - A nuclear reactor in Finland entered an automatic shutdown after a radiation spike was detected inside the plant's systems on December 10, 2020, but no radiation escaped the facility, the country's nuclear safety authority said. "There is no danger to people or the environment" from the incident at the Olkiluoto 2 power plant in western Finland, Tomi Routamo, deputy director at nuclear safety authority STUK, told AFP. (Photo by JACQUES DEMARTHON / AFP)