 Rabbi Isaya was killed during one of the pogroms in the spring of 1919.He was succeeded by Rabbi Avraam's second son, Rabbi Yaakov Yosef Mendl of Urzhyshchev, who was the Urzhyshchev AdMo"R beginning in 1919.Nothing is known about the third brother, Rabbi David, but his son, Rabbi Moshe Mendl of Urzhyshchev-Kiev, was the Urzhyshchev AdMo"R in Kiev.