Go to this link about a scandal regarding South American players : Report: Washington Nationals GM Bowden Part of Federal Investigation.

Now read the story carefully.  Do you notice how they reveal Stan Kasten as the source of the information?  Notice that towards the end of the story they refer to a man named ‘Kasten’ by last name only, but in no part of the story do they ever say ‘Stan Kasten’ as is customary in a news story.  Instead, in the beginning, they refer to someone as unidentified source.  This shows that the author wrote the news story with the name of the source then took it out only the first reference of the name.