61.   Bosnian Serbs rolling back gains by the government army moved closer to the Croatian border Monday, provoking a warning by Croatia that it might intervene militarily in Bosnia.

62.   Bosnian Serbs appeared to be heavily pressed to the west, as well, this time by Bosnian Croats allied with the mostly Muslim government army.

63.   Bosnian Serbs rolling back gains by the government army moved closer to the Croatian border Monday, provoking a warning from Croatia that it might intervene militarily in Bosnia.

64.   Bosnian Serbs shell the government stronghold of Tuzla on Tuesday and the Muslim-led government army reportedly advances on two fronts.

65.   Both sides reported heavy clashes south of Sarajevo, and the government army said shelling of the city might be connected to it.

66.   Both the Bosnian army and rebel Serbs have refused to extend the cease-fire, and the Bosnian government army has gone on the attack in several key areas.

67.   But an unforeseen side effect appears to have been to encourage commanders of the government army.

68.   But he hinted that his Muslim-led government army might have to fight a bloody battle to wrest control of the city from Bosnian Serbs.

69.   But Izetbegovic hinted his Muslim-led government army might have to fight a bloody battle to wrest control of the city from Bosnian Serbs if everything else fails.

70.   But negotiations between Ieng Sary and Cambodian government officials have proceeded slowly, stalled over details such as whether Khmer Rouge commanders will become officers in the government army.