The changes announced today reflects Google's confidence in a new screening system designed to reduce the chances that its influential search engine will highlight untrue stories about people and events, a phenomenon commonly referred to as "fake news."
Although only a small fraction of Google's search results were being polluted with falsehoods, it was still happening frequently enough to threaten the integrity of a search engine that processes billions of requests a day, largely because it is widely regarded as the internet's most authoritative source of information.