Even so, journalists almost always have more available information than they can use; consequently, they must also make suitability judgements, through which they winnow available information to select what they can cover with limited staffs and time, and what they can report in the equally limited amount of air time or magazine space.

winnow (v) 1: separate from chaff [syn: fan] 2: blow on 3: treat by exposure to a current of air so that waste matter is eliminated 4: remove by a current of air – source: News: A Reader, p. 238