premise: Ukrainian prosecutors have delivered a criminal case concerning the murder of journalist Heorhiy Gongadze to the country's Supreme Court, a court spokesman confirmed on Friday.
  The case was brought against three former police officers, charged with committing the murder of Gongadze, and the prosecutors requested the court determine where to hear the charges.
  The three suspects were Valeriy Kostenko, Mykola Protasov and Oleksandr Popovych. A fourth suspect, Oleksiy Pukach, has absconded.
  The Internet jounalist Gongadze, famous for his reports of high-level corruption when Leonid Kuchma held the presidency, was slain in 2000.
   What efforts was done by the Ukranian prosecutors in regards of the murder of Gongadze?
hypothesis: requested the court determine where to hear the charges