| http://www.w3.org/ns/prov#value | - So it was likely quite some distance away, and over a city, so it is not an unreasonable supposition that they could neither hear nor see the helicopter.However also according to the article, one of the couple said that they had been taking turns shining the laser around watching the tracers in the sky.Waving a green laser around at a relatively low angle at the horizon in a populated area just f
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