They (media) are probably afraid that if Harris is elected, the news will become mundane and boring, unlike Trump, and their readership (and thus revenue) will drop.
If only it were so simple. The problem is so multifaceted, that there are probably more than two handfuls of contributors to the problem.
The media has been beat up for decades as too liberal. Now, simply reporting the truth will make the accusations of bias stick even harder in conservative minds.
Pretty fucking mess we’re in, isn’t it?
They will make those accusation no matter what and they will stick just the same regardless. In fact, giving conservative politicians an easier go just makes it more likely for regular people to get caught up in the bullshit. Media that uses kid gloves for extreme right politicians actually does it because they are also on the right.