[citation needed] Prio controlled much of the vice on Chicago's North Side, including strip clubs, b-girl joints and gay bars.
Other frequent visitors to the shop were Murrary "The Hump" Humphreys, Gus Alex, Tony Accardo and Jackie "The Lackey" Cerone.
While planning a hit to take place in Florida, Jackie Cerone was heard warning mobsters to avoid Prio, who was known to be vacationing in the area at the time.
[1] Appearing before the U.S. Senate Select Committee on Improper Activities in Labor and Management during the 1950s, Prio pleaded the Fifth Amendment to the Constitution at least 90 times.
These included cheese and canned whipped topping processors, currency exchanges, office buildings, hotels, motels, nightclubs, restaurants, finance companies, vending machine outfits, attendant services for clubs and hotels and interests in oil wells, real estate and Las Vegas casinos.