61.   In Sarajevo, UN officials said the Serbs Thursday had also allowed UN troop rotations at heavy weapons collection points manned by the world body.

62.   All heavy weapons collection points have been evacuated by UN peacekeepers after Serb and Bosnian forces took back their weapons.

63.   Bosnian government forces first opened fire Saturday night and Serbs then invested two UN-guarded weapons collection points to use artillery there in reply, UN officials said here Sunday.

64.   Bosnian Serb forces were Sunday in control of all nine previously UN-run heavy weapons collection points around Sarajevo, a UN spokesman said.

65.   Bosnian Serbs fired mortars from two weapons collection points, at Ilidza and Osijek and government forces responded with fire from Hrasnica suburb and Igman mountain overlooking the area.

66.   Bosnian government forces opened fire first and Serbs used artillery held at UN-guarded weapon collection points in reply, the Sarajevo command said.

67.   Bosnian Serb forces seized two artillery pieces from a UN heavy weapons collection point, in a pre-dawn raid on Monday, a UN spokesman here announced.

68.   Bosnian Serbs have also helped themselves to several artillery pieces, kept at a weapons collection point at Lukavica barracks, Coward said.

69.   But on Saturday night, the situation escalated with both parties engaging in an artillery duel during which the Serbs fired mortars held at UN-monitored weapon collection points.

70.   Claes was speaking after six NATO warplanes punished the Serbs for ignoring a UN ultimatum to return four heavy guns they seized this week from UN weapons collection points.