Al Capone signaled for accomplices armed with machine guns and shotguns. Photos of the slain victims shocked the public and damaged Capone's reputation. Within days, Capone received a summons to testify before a Chicago grand jury on charges of federal Prohibition violations, but he claimed to be too unwell to attend. Capone was primarily known for ordering other men to do his dirty work for him. One story, however, has Capone, having discovered that three of his men—Scalise, Anselmi, and Giunta—were conspiring against him with a rival gangster, Joe Aiello, reportedly arranging for the conspirators to dine with him and his bodyguards.
Frank J. Wilson take to put notorious gangster and bootlegger Al Capone behind bars. They had been trying to get Capone for quite some time but Eliot Ness, and his group called the Untouchables were unable to succeed in this effort. The two men then decided to bring the Treasury Departments Special Intelligence Unit, headed by Elmer L. Irey to take point on the investigation. Ness and the "Untouchables", working under the Bureau of Prohibition, tried to use brute force to take down Capone. They did manage to take some of Capone's illegal establishments out of the picture, but Ness was not the