CHINA -- Officials in China have temporarily closed a waterpark while they try to figure out why a gentle wave pool produced a man-made tsunami.
The now-viral video shows a giant wave crashing into visitors at the amusement park last weekend.
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Many guests tried to swim away from the wall of water but wound up smashing into one another.
At least 44 people were hurt.
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Fortunately, none of the injuries were serious.
Officials believe faulty electrical equipment may be to blame.