How Journalists Minimize Bias
https://www.facinghistory.org/resource-library/video/how-journalists-minimize-bias
Confirmation Bias
Also called confirmatory bias or myside bias, is the tendency to search for, interpret, favor, and recall information in a way that confirms one's preexisting beliefs or hypotheses.
Backfire Effect
The "backfire effect" is a term coined by Brendan Nyhan and Jason Reifler to describe how some individuals when confronted with evidence that conflicts with their beliefs come to hold their original position even more strongly.
Taken from http://skepdic.com/backfireeffect.html