UNION SQUARE is a powerful look into the world of homeless heroin addicts UNION SQUARE captures the true and painful essence of drug addiction and drug - HEROIN. Stealing, shelters, hustling... Read allUNION SQUARE is a powerful look into the world of homeless heroin addicts UNION SQUARE captures the true and painful essence of drug addiction and drug - HEROIN. Stealing, shelters, hustling, detox and rehab - all is revealed in thisUNION SQUARE is a powerful look into the world of homeless heroin addicts UNION SQUARE captures the true and painful essence of drug addiction and drug - HEROIN. Stealing, shelters, hustling, detox and rehab - all is revealed in this