Assertion: bias | /r/CapableOf | occur within story
Facets:
Source sentences:
text: Bias by omission – leaving one side out of an article, or a series of articles over a period of time; ignoring facts that tend to disprove liberal or conservative claims, or that support liberal or conservative beliefs; bias by omission can occur either within a story, or over the long term as a particular news outlet reports one set of events, but not another.