 Some historians later suggested Mafia forces outside of Chicago may have been behind the hit as part of the Castellammarese War , but Virgil Peterson , an expert on Chicago organized crime , believed the murder was strictly related to city gang warfare . Aiello 's family ordered an $ 11 @,@ 000 coffin for him . Before eventually being placed in Riverside Cemetery in Rochester , New York , Aiello was originally buried in Mount Carmel Cemetery in Chicago on October 29 , 1930 , close to former friend @-@ turned @-@ rival Lombardo . Capone continued to hunt down Aiello 's allies even after his death . One month after Aiello was killed , police discovered an abandoned machine gun nest , manned by alleged Capone gangsters , in a house opposite the home of four of Aiello 's former henchmen . Aiello 's nephew , Frank Aiello Jr . , was fatally shot through a window while he was playing cards in his Milwaukee home on May 23 , 1931 . Authorities believed the killing was related to the Chicago feud , despite Frank 's apparent lack of ties to organized crime . Aiello 's death left Capone effectively unchallenged in his control over Chicago , and brought 70 years of peace to the city in terms of the Chicago Outfit leadership . Aiello was believed to be responsible for the deaths of at least 24 people throughout his life , according to the Chicago Tribune , which described Aiello as " the toughest gangster in Chicago , and one of the toughest in the country " . 
