Murray Humphreys late 1920s to the early 1930s, Humphreys, along with "Red" Barker, William "Three-Fingered Jack" White and William "Klondike" O'Donnell, was one of the mobsters who orchestrated the Outfit's takeover of a number of Chicago labor unions. Humphreys was later indicted for the December 1931 kidnapping of a union president, Robert G. Fitche, but escaped conviction. In 1933, with Capone behind bars for income tax evasion, the chief investigator for the State Attorney's office described Murray Humphreys as "'public enemy No. 1' and 'the czar of business rackets in Chicago.'" Later that same year, Humphreys was indicted for income tax evasion
UBS tax evasion controversies a Swiss regional bank to enable American citizens to avoid the scrutiny of the IRS and keep their assets at an arm's length from UBS. The United States had struck an agreement with UBS that it would not abet American tax evasion. After leaving UBS, Lack served as a business partner of Renzo, who directed clients to him. Like Renzo, Lack advised his American clients not to cooperate with U.S. authorities or partake in the IRS's voluntary disclosure program created in the wake of the UBS tax evasion scandal. He provided a prepaid cell phone to some clients, to be