French ambassador to the UN Jean Bernard Merimee (L) waves away an aide July 12 at an emergency session of the world body. German representative Gerhard Walter Henze is at right. Members of the United Nations Security Council voted unanimously to demand Bosnian Serb forces withdraw immediately from the U.N.-declared "safe area" of Srebrenica July 12. Bosnian Serbs overran the town July 11, sending tens of thousands of Moslem refugees fleeing