Sources at Cairo International airport reported that General Amir Eishel, the head of Planning at the Israeli ministry of defense, might be the high level Israel official who has arrived in Egypt early Monday morning for a round of negotiations with the Egyptian government. Levy is expected to meet with Egyptian officials to discuss the results of Israeli investigations into the death of six Egyptian soldiers at the hands of his country's military last August. Meanwhile, another high level Israeli official visited Cairo yesterday to discuss joint security preparations for the return of Tel Aviv's ambassador to Egypt,Yitzhak Levanon, following a weekend of attacks on the offices of Israel's embassy by revolutionary protests which sent him and his family flying home.