Two suspects of murder of the Chief of the Operative and Investigation Department of the State Tax Service Shahen Ovasapyan are detained in Yerevan September 13, Spokesperson for the Office of Prosecutor General of Armenia Sona Truzyan told a PanARMENIAN.Net reporter. In her words, their names are not made public in the interests of the investigation. «The detainees are Armenian citizens,» Truzyan noted.