sentences:  However, when he finally arrived in New York by sea it was too late, the man who was to become known as "the Previous Rebbe" had already died.Kahn remained in New York and soon became very attracted to Schneersohn's younger son-in-law, Rabbi Menachem Mendel Schneerson, who eventually became the seventh Rebbe of Chabad.For decades Kahan served as Schneerson's main "choizer", repeater.