I'd say the odds are 100%.
Walks into the International Terminal, right up to El Al's counter, and opens fire.
Let's see, El Al is the National airlines of Israel. Who flies EL Al? Israeli's/Jews. Specific Target, fits a pattern of terrorism, IMO.
And (well, not so much recently) evangelical Christians touring Israel. EL Al is Israels national airlines. I think there may have been a 2nd airlines that recently opened to compete with El Al, but chances are that if you are going to ISrael for whatever reason, it's on El Al