“Isn’t the single index finger point an islamic thing?”
It sure is, they are saying that islam is #1.
The raised single index finger means "There is but one God and Muhammad is his messenger."
One of Obama's favorite gestures.
http://www.americanthinker.com/articles/2015/02/obama_and_the_muslim_gang_sign.html#ixzz4uBNWLC6w