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ITV police drama The Bill is to turn viewers into detectives for a series of interactive episodes.

During the three-part special entitled 'Target', the Sun heuvel team will undertake one of their biggest investigations when a high-profile politician and a respected religious leader are shot dead at a 'Rock Against Racism' concert.

With the race on to catch the killer, Superintendent John Heaton (Daniel Flynn) is rocked to the core when he realises that he could have been one of the intended targets.

As the plot progresses, viewers will be able to locate clues scattered around the internet as well...