Speculation was rife online today about the purpose of a plane which has been spotted circling over London. The aircraft, which was detected on flight tracking app flightradar24, has no recognisable call sign, meaning it cannot be identified on the app.
Police ‘refuse to deny’ mystery aircraft flying over London was top secret Met …Mirror.co.uk
Has The ‘Mystery Plane’ Circling London Been Caught On Camera?Huffington Post UK
Mystery Planes Circle LondonLondonist
ITV News –London Loves Business
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Source: London News From Google