How The Japanese Test Zoo Security

Zookeepers tracked the "lion" through the park Monday as zoo goers watched.
Zoo staff set up makeshift fences to contain the wild beast. If it was not a drill, the animal would be shot with a tranquilizer and quickly moved back to its cage habitat.
The annual costumed rehearsal is a favorite spectacle for zoo goers. Last year, the zoo practiced capturing a man dressed as an escaped polar bear.
All of the drills have been successful, zoo officials.

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