Al Capone Mabel Walker Willebrandt recognized that mob figures publicly led lavish lifestyles yet never filed tax returns, and thus could be convicted of tax evasion without requiring hard evidence to get testimony about their other crimes. She tested this approach by prosecuting a South Carolina bootlegger. In 1927, the Supreme Court ruled in "United States v. Sullivan" that illegally earned income was subject to income tax; Justice Oliver Wendell Holmes Jr. rejected the argument that the Fifth Amendment protected criminals from reporting illegal income. The IRS special investigation unit chose Frank J. Wilson to investigate Capone, with the focus on his
Ralph Capone his death. On November 22, 1974, Capone died of natural causes in Hurley, Wisconsin. He was cremated at Park Hill Cemetery in Duluth, Minnesota. His ashes were buried at the Capone Family grave site by his granddaughter Deirdre in June 2008. He was survived by his wife Madeline, whom he had married in 1951. In 1977 Ralph "Bottles" Capone's widow married his best friend and long-time business associate Serefeno "Suds" Morichetti. Ralph Capone Ralph "Bottles" Capone, Sr., (January 12, 1894 – November 22, 1974) was a Chicago mobster and an older brother of Al Capone and Frank Capone. Ralph Capone