P169 CEEFAX 169 Tue 30 May 19:23/11 )|l4|l4|,  -n2n2 WORLDNEWS -/.%/.%/,  IN BRIEF   ZAIRE The World Health Organisation   has revised the Ebola virus death   toll to 153. A spokesman said   deaths earlier in the year had now   been attributed to the disease.     IRISH REPUBLIC The area around   Classiebawn Castle in County Sligo,   the former home of Lord Mountbatten   who was murdered by the IRA in   1979, has been sealed off by the   army after two fuel barrels were   found planted there.     NORTH KOREA A patrol boat has fired   on and impounded a South Korean   trawler with eight crewmen aboard,   after it entered northern waters.   Newsround World Dispatch Headlines