A Lake Barrington man has been sentenced to 20 years in prison for giving his 15-year-old grandson fentanyl-laced heroin that led to the boy’s death in LaSalle County. Brian K. Mulcahy, 57, of Lake Barrington, was arrested by the U.S. Marshals Fugitive Task Force in August 2021. Mulcahy had been wanted on an arrest warrant […]