By Stephen McDonell and wires
Around 90,000 people living within 20 kilometres of the facility have been evacuated. (Reuters : Kim Kyung Hoon)
Authorities in Japan are scanning thousands of people for radiation exposure after an explosion at a nuclear power plant forced mass evacuations from surrounding areas.
Operators of the Fukushima nuclear reactor are downplaying its threat to public safety, but there are reports that three people have been injured by radiation exposure.
The (…)