By Tony Elliott

A recent article appearing in the news titled "Quake in Chile set off tremors in California study finds" says the devastating earthquake in Chile last year may have set off a swarm of smaller quakes as far away as California, U.S. researchers reported on Friday.

They found evidence that the magnitude 8.8 quake in Chile, which killed 500 people and set off tsunamis that devastated coastal cities last February, set off a chain of events 10,000 km (6,200 miles) away.
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