You need to look closely to see this. Of course the question has to be asked: why did the videographer happen to be shooting video of the moon at that moment? Nevertheless, potentially authentic footage. Too low resolution to resolve the tampering issue, unfortunately, but appears authentic.
http://www.youtube.com/watch?v=ZIbHcAIpsqA&NR=1Story Source:
http://www.youtube.com/watch?v=ZIbHcAIpsqA&NR=1