Law enforcers detain fraudster extorting $2M for alleged pressure on Kholodnytskyi in Onyshchenko case, - Prosecutor General Lutsenko. PHOTOS The members of Major Frauds Department of the Prosecutor General’s Office of Ukraine (PGO) in conjunction with the NABU and SBU detectives exposed a large-scale fraud orchestrated by a citizen of Ukraine who extorted $2 million for alleged pressure on Head of the Special Anti-Corruption Prosecutor's Office (SAP) Nazar Kholodnytskyi. 31 226 52 Previously in trend: Prosecutor General Lutsenko Onyshchenko case