https://newrepublic.com/article/129286/raising-minimum-wage-wont-reduce-inequality
This article is a prime example of narrowcasting as it focuses on a specific topic and applies to a certain group. Furthermore, the article chooses a side on the matter and thus having a media bias.

http://abc7chicago.com/sports/cubs-win-world-series/1585078/
This article is an example of broadcasting because it is an informative piece based on factual evidence and non-bias narration. Also, it applies to a general audience.