"Machine Gun" Jack McGurn Chicago's Boy Gangster

"Machine Gun" Jack McGurn was a youthful mobster who became an important lieutenant in Al Capone's crime outfit. McGurn survived a number of assassination attempts, including one in which he was wounded by rounds of gunfire from multiple machine guns. Jack was ostracized by the Chicago underworld following the kidnapping and wounding of cabaret star Joseph Lewis. McGurn tried repeatedly to reestablish himself in Chicago, despite the opposition of opposing hoods.