Sensors detect rise in nuclear particles on Baltic Sea
Now, this is probably nothing. The sensors are doing their thing and from time to time there is a spike. On the other hand, this is how Chernobyl first was reported...For more radiation horror pease read about the ”Goiânia accident”:
https://en.m.wikipedia.org/wiki/Goiânia_accident
(Learned about it recently and wow. What a story.)