51.   Serb authorities refuse to extradite suspects to The Hague, prompting the tribunal to turn to sealed indictments.

52.   She said charges were brought against Plavsic in a sealed indictment issued in April.

53.   The Hague tribunal would not discuss sealed indictments, said Alexander Ivanko, a U.N. spokesman, refusing to say anything about the Bralo incident.

54.   The lawyer also is preparing pretrial motions challenging the legality of the NATO operation to arrest Kovacevic and the sealed indictments.

55.   The sealed indictment was delivered to the Bosnian government early last week.

56.   They said the tribunal had issued a sealed indictment for his arrest.

57.   Tribunal prosecutors say sealed indictments and secret arrest warrants are the most effective way of having war crimes suspects arrested.

58.   BANJA LUKA, trial under a sealed indictment, officials said.

59.   The US investigation evolved into a diplomatic drive to secure his arrest in early January, after the grand jury handed up a sealed indictment against him.

60.   NATO-led troops arrested Thursday Bosnian Serb Darko Mrdja who is wanted for war crimes trial under a sealed indictment, officials said.