Andrew H. Madoff, who reported to authorities that his father and longtime Wall Street colleague, Bernard L. Madoff, had masterminded perhaps the largest Ponzi scheme in history, a multi-billion-dollar crime that Andrew described as a “father-son betrayal of biblical proportions,” died Sept. 3 at a hospital in New York City. He was 48. His lawyer, Martin Flumenbaum, told the Associated Press that the cause was mantle cell lymphoma. Mr. Madoff was diagnosed in 2003 with lymphoma and suffered a relapse a decade later. Mr. Madoff was the only surviving child of “Bernie” Madoff, a once-revered financier who is now serving...