help getting video off of facebook

hey everyone, i really need your help now because one of my good friend’s was jumped at school and it was recorded so i need the video so they can show the police…what files do i have to dl so i can dl the video off of facebook.
thank you soooo much for anyhelp
Answer #1
can someone please help me!!!
Answer #2
http://www.google.com/search?hl=en&q=download+video+from+facebook&btnG=Google+Search