Say you want to convince people who love skiing. Who do you hire as your spokesperson? Probably a skier.
Reporters tend to be liberals — the face of what is called MSM, Mainstream Media, or Corporate Media.
The people on tv are not the people doing the hiring. The front line workers, like almost all industries, are more liberal than their bosses. And as a mix of journalism majors and Hollywood, the front line workers do tend liberal.
Most mainstream corporate media have overlapping layers that are often in contradiction: