sentences:  Chicago Rockford International Airport, a busy cargo airport with limited, scheduled passenger service is located approximately west of the central part of the county (Woodstock).McHenry County is entirely within the scope of the Chicago media market and the majority of the county relies primarily on Chicago television stations, radio stations, and newspapers for the source of its news and information.Certain sections of the county, particularly the rural far northern and far western parts, are also within the scope of the Milwaukee and Rockford media markets, respectively.