The gun used to kill crime syndicate chieftain Sam Giancana was altered for the slaying by an expert, gunsmiths said in 1975. The High-Standard .22 caliber Dura-Matic automatic pistol was found ...

Chuck Goudie, NBC 5 Investigates Reporter, has been working to solve the mystery behind the murder of mob boss Sam “Momo” Giancana. Goudie joins Bob Sirott to talk about the two-part “Who Killed Momo?

Thursday marks 50 years since the murder of in infamous Chicago mob boss Sam Giancana. Giancana, known as "Momo," was 67 when he was murdered at his home in Oak Park, Illinois.

Reporter John Drummond looks back on 1975 murder of Chicago mob boss Sam Giancana. Posted: June 20, 2025 | Last updated: June 20, 2025. Giancana, known as “Momo,” was 67 when he was murdered ...

June 19, 1975, was unusually hot and sticky, and just before 11 p.m., under a moonlit sky, Chicago mob magnate Sam Giancana had just allowed a guest into the basement kitchen at his Oak Park home.

Salvatore (Sam) Giancana headed the Chicago Outfit during the late 1950s and 1960s. Nicknamed “Mooney” or “Momo” for his temper, the Chicago native rose from a juvenile delinquent to the ...