* Headlines for Friday, August 2nd, 2002 * Bush Admits Tax Havens Are a Problem: Meanwhile, Documents Show That Harken Energy Established a Tax Haven in the Cayman Islands While Bush Was On the Board * 100 Israeli Tanks Invade Nablus After Bombing Kills Seven, Troops Kill Four Palestinians; UN Releases Report On Israel's Attack On Jenin Refugee Camp * A History of U.S. Intervention in the Philippines: As Colin Powell Arrives in the Philippines, Filipino President Gloria Arroyo Calls for An Investigation of a U.S. Soldier Accused of Shooting a Suspected Abu Sayyaf Rebel