The sign langauge interpreter, the man standing next to Obama and so near to many high ranking international officials, was a fake! Nobody knows who he is (so far) or how he got there (he had a badge) or what his ultimate motives were but he was in a position to wreak some real damage.
http://apnews.myway.com/article/20131211/DAAK4RB00.html
Probably a erst while Obama relative.