A man has been charged in the killing of a prominent doctor in suburban Barrington, according to officials.
Authorities said Barrington man William R. Zientek, 46, has been charged with one count of first-degree murder in connection to the killing of 42-year-old Dr. Olga Duchon, an endocrinologist who lived in Vernon Hills.
Officers responded Sunday afternoon to a residence in the 400 block of West Russell Street for reports of a shooting, and located Duchon with a gunshot wound to the chest upon arrival…