The New York killer of two firemen left a note on his plan to "do what I like doing best, killing people".
More top news
Human error was to blame for the leak, emails obtained through Freedom of Information requests by the Guardian said.
The new Playstation Music app will allow gamers to stream songs through their consoles.
The wild animal is said to have killed at least one person and injured several. It was captured on camera by stunned onlookers.