article_snippet: Police believe the footage comes from up to 40 different incidents. '
article_snippet: The images were taken in Carlingford, Epping, Beecroft, Normanhurst and Thornleigh areas between October and December 2014,' Det Insp Puffett said. '
article_snippet: We have released two images of females; We believe they may have witnessed one of to 40 different incidents, or could have been a victim.
highlights_snippet: Police believe footage is from up to 40 separate incidents across Sydney .
  