sentences:  The fallout from the Valentine's Day massacre proved to be the undoing of the American Boys as an organized sub-group.Fred Burke was eventually captured and imprisoned for the murder of St. Joseph, Michigan police office Charles Skelly, Bob Carey was exiled from Chicago after attempting to blackmail a friend of Capone's, and Crane Neck Nugent vanished without a trace.Gus Winkler, along with St. Louis gangster John "Babs" Moran, was severely injured in a car accident in Berrien County, Michigan on August 3, 1931.