Criminals: Caught On Camera: Nick Wallis examines how CCTV and helicopter cameras mean wrongdoers can no longer hide in a crowd. He highlights the use of such footage to help seal the conviction of a man involved in the August 2011 riots, and reports on a state-of-the-art network monitoring a football crowd of 21,000 as Leicester City take on Barnsley.

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Crime, Documentary, Reality-TV