sentences:  The Rebbe was also the great-grandson of the second Radomsker Rebbe, Rabbi Avraham Yissachar Dov Rabinowicz, author of the "Chessed Le'avrohom".In pre-war Radzin, he was appointed by his brother-in-law, Rabbi Shmuel Shlomo of Radzin, to head the network of Radziner Yeshivos Sod Yesharim.According to the elder chassidim, Rav Shmuel Shlomo crowned him during the Holocaust, before his death, to lead in his place.