|Urgent search for lost radioactive capsule in Australia
Australia has issued an alert over a missing radioactive capsule. There is a "radioactive substance risk" in Western Australia. The search is now on for the tiny capsule. It contains the harmful substance Caesium-137. It has enough of this radioactive material to "cause serious health consequences". The capsule went missing while it was being transported from a mining town. Officials think it fell through a hole in the truck transporting it.