Western Australian radioactive capsule incident
Sometime between 10 and 16 January 2023, a radioactive capsule containing caesium-137 was lost from a truck in Western Australia. The capsule was being transported 1,400 kilometres (870 mi) from Rio Tinto's Gudai-Darri iron ore mine near Newman to a depot in the Perth suburb of Malaga.
Source: Wikipedia — Western Australian radioactive capsule incident (CC BY-SA 4.0)