Police were spotted crawling all over a Plymouth estate last night as the force helicopter hovered above.
Herald readers reported the police chopper being in the air just off busy Tavistock Road shortly after 11pm on Friday.
There were also police cars on the ground in the Belliver area of Roborough until the early hours.
The Exeter-based helicopter had been ordered in as part of a high-stakes police operation so it could use its thermal imaging cameras.
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