The man stopped the girl as she rode her bicycle telling her she matched the description of a shoplifter,
He said he had to search her.
He then took her to a van, produced a knife and raped her.
Police say that an hour before the incident, there had been almost identical approach of another 12-year-old girl, who was able to escape.
The girl said the man told she had to come with him in his van because she matched the description of somebody he was supposed to arrest.
Metro UK reported that a 32-year-old man has been arrested in connection with both incidents and is being held at a local police station.
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