A search for the [St Louis Cardinals] yesterday afternoon brought up information in Google's Knowledge Graph sourced from Wikipedia. But Google indexed the Wikipedia content during the short period that the content was vandalized. For a few hours last night, Google showed the vandalized text while social media was sharing and mocking Google's search results.
Here is a picture:
This shows how potentially weak the knowledge graph can be. Especially during seasonal topic times, such as the World Series. A Boston Red Sox fan needed a computer and good timing to pull this off.
Forum discussion at Twitter.