PERTH, Australia — Authorities in Western Australia are searching for a tiny but potentially deadly radioactive capsule that got lost while being transported on a truck from a mine to a depot in the city of Perth, officials said Saturday. Emergency services said they were hampered by a lack of equipment and have called on the Commonwealth and other states to provide assistance. The Department...

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People told to stay clear of the tiny capsule containing Caesium-137, which emits radiation equal to 10 X-rays per hour.

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