There was no family. Jackson was an orphan.
The investigation into Jackson's death revealed that he was likely taken to a meatpacking plant on Chicago’s South Side. Mob enforcers, including Fiore "Fifi" Buccieri and James Torello, were suspected of carrying out the torture under the belief that Jackson had "flipped" to the FBI. william action jackson autopsy report
His chest had been crushed, and several ribs were broken. Both of his kneecaps had been smashed, likely with a baseball bat. There was no family
Conducting autopsies requires sensitivity to cultural and familial wishes. Consent, though not always required by law, is ethically recommended. The report for Jackson might note that his family declined a full autopsy, but a limited examination was permitted under legal guidelines. though not always required by law