The prosecutor of the U.N. tribunal set up to bring to justice the assassins of former Lebanese Prime Minister Rafik Hariri filed the first indictment in the case Monday, the court announced.

Details of suspects named in the indictment and the charges against them were not released.

Hariri was killed along with 22 other people by a huge truck bomb blast on Feb. 14, 2005, on Beirut's Mediterranean sea front....