ISTANBUL (Reuters) - Four leading members of the Turkish separatist Kurdistan Workers Party (PKK) were killed in an explosion at their camp in northern Iraq, Turkish private broadcaster CNN Turk reported yesterday. The broadcaster said the explosion occurred in the Kandil mountains. No further details were immediately available.

PRISTINA (AP) - A bus carrying ethnic Albanians yesterday set off a hand-grenade booby trap in Serb-dominated northern Kosovo, but none of the 10 people on board was hurt, officials said. The bus drove over a rope, setting off the grenade, police spokesman Veton Elshani said. The blast damaged the bus, which local authorities use to transport ethnic Albanians to their villages in northern Kosovo, he said. NATO peacekeepers sent demining teams to help local police investigate the incident, Elshani said.

A best-selling author of books attacking Turkey's ruling Islamist-rooted party was detained yesterday over suspected ties to a shadowy ultranationalist group, sources close to the investigation said. Ergun Poyraz was detained in the early morning at his home in Ankara and flown to Istanbul for questioning by police. Poyraz is suspected of having links to an ultranationalist group which came to light after a police raid last month on a house in Istanbul in which 27 hand grenades and several detonators were seized. (AFP)

Albania reduced the government's working hours from eight a day to five, due to the power crisis made worse recently by a heat wave throughout Southeastern Europe, the press office said yesterday. Starting Monday, the working hours of Albania's public administration will be reduced to five hours «due to the grave energy situation in the country,» according to a government statement. (AP)

Forensic experts exhumed 131 bodies of victims of the 1995 Srebrenica massacre, found in a mass grave in eastern Bosnia, officials said yesterday. The mass grave at Budak, near the Srebrenica suburb of Potocari, contained 29 complete and 102 incomplete bodies, according to Murat Hurtic, who led the forensic team of the Bosnian Commission on Missing Persons. Hurtic said the victims were Muslims killed after Bosnian-Serb troops overran the eastern town of Srebrenica in 1995. (AP)