Fact A) Carrots are healthy.
Fact B) Carrots may be carcinogenic.
These are both inherently important facts to any story talking about the health, or danger, of carrots. To present a position on if one should be eating carrots or not, without including both of these facts, is to handpick facts to tell the story you want to tell.
Handpicking, aka gatekeeping, is a core tenet of journalism. It's a requirement of the newsgathering process and determining which facts are relevant (newsworthy) _is_ a reporter's job, while the editorial process provides the necessary checks and balances.
Fact A) Carrots are healthy. Fact B) Carrots may be carcinogenic.
These are both inherently important facts to any story talking about the health, or danger, of carrots. To present a position on if one should be eating carrots or not, without including both of these facts, is to handpick facts to tell the story you want to tell.