Transportation Minister Ephraim Sneh, appearing last week before the Conference of Presidents of Major American-Jewish Organizations, called upon them to show solidarity with Israel and to visit it during its difficult hour. \"It\'s a disgrace that a large share of the cancellations of El Al trips are by American-Jewish groups,\" he said. \"American Jewry must set a personal example and fly to Israel on El AL.\" Amos Hermon, Director of Education in the Jewish Agency, says that the problem is that the insurance companies refuse to insure trips to Israel because of the State Department travel advisories, \"although, despite this, some 4,000 American Jews have still visited in Israel of late...\"