The words he hears make him freeze. It is pure Arabic, with no English and is one voice speaking to a second voice that keeps saying "Tayeb." Tayeb in Arabic means more than OK, it means acceptance or recommendation, "I got it."
"The first voice had a thick, harsh accent from the Gulf Region. It could have been from Saudi Arabia, Dubai, Abu Dabu or Iraq," Hamdan said firmly.
The exact words - words that affected room holiday reservations in Las Vegas were:
"We are in the city of corruption. We are in the city of gambling and prostitution. And they are talking about freedom. We are going to hit them on their day of freedom." He repeats this twice during 60-90 seconds.
"In the background, I heard more people, and another Arabic voice could be heard yelling, 'It's enough! Stop it! It's enough!'". Hamdan implies that someone realized that his loud mouth associate was spilling the beans over a cell phone.
Mr. Hamdan was frozen in fear and began to sweat.
More info for FR. Perhaps someone can work the link function. Sorry the font is small. You get the idea, though.....