Seven shots from what appears to have been a ball-bearing gun were fired at the front windows and door of the property in the south of the city.

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These are relatively small pieces of the earth's crust that, when caught between two larger plates, spin around as the larger plates move like a ball-bearing caught between two surfaces.

ECONOMIST: Geophysics

Argentina had a big bearing on that and they kept the ball for a long period of time.

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