Before the age of the internet & easy access information, stories were investigated by dedicated reporters the hard way, by performing rigorous detective work. Totally the opposite of the Gonzo approach. Here the facts matter a lot. Perhaps the most famous is the story of Watergate A political scandal which broke as THE breaking news of the day by 2 journalists Bob Woodward & Carl Bernstein working for The Washington Post It eventually lead to the resignation of President Nixon. You can read about this in the links. A film was made about the scandal All The Presidents Men directed by Alan J Pakula.