Milwaukee Journal Sentinel | 10,299 followers on LinkedIn. Journal Sentinel publishes the Milwaukee Journal Sentinel daily and Sunday newspapers and produces one of the most popular destinations for Milwaukee Internet users - JSOnline.com. Journal Sentinel is committed to producing a newspaper that reflects the ever-changing world and fulfills the needs of readers and advertisers. A new production facility with state-of-the-art printing equipment, which became operational in early 2003, will help ensure the continued reliability and growth of Wisconsin's largest newspaper in the 21st century.