Learning on the Marcos and Adina Katz YUTorah site is sponsored today by Dr. Joseph Shainbaum in memory of his parents ר' בנימין בן ר' יוסף ז"ל ושבע בת ר' בנימין ע"ה and by Susan Dworken Koss to mark the yahrtzeit of her father, Chaim Moshe Yosef ben Elyakim Arye Haberman and by Esther Schnitzer to mark the yahrtzeit of her father, נחמן זאב בּן שמעון on the 10th of Av and in honor of Rabbi Dr. Jacob J. Schacter's Tisha B'Av Program