Violinist Isaac Stern dons a gas mask during a rehearsal with the Israel Philharmonic Orchestra in Tel Aviv. Stern is visiting Israel to help boost morale. An Egyptian newspaper says Israel must make peace with the Arab world to join a post-war regional security system. Egypt has been working with Saudi Arabia and Syria on a security plan for the Persian Gulf. Most Arab states opposing Iraq favor an international Mideast peace conference, but Israel has rejected such a meeting.