ZAGREB, Oct 5 (Hina) - Bosnia and Herzegovina's prosecutorial authorities have expanded an investigation into an unlawful referendum held in the Republika Srpska (RS) Serb entity on 25 September with Bosnian Serb leader Milorad Dodik being the prime suspect in order to also prosecute Milan Petkovic, a member of the commission that implemented the referendum, local media reported on Wednesday.
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