The video is from the Canadian Broadcasting Company's documentary, The Bush Years.
Steven D. at the Booman Tribune writes how:
"In ancient Rome, and at other times in human history, rulers displayed the heads of their enemies after they had been executed. It is a particularly barbaric practice, and one much opposed by those on the right who recite endlessly that Muslims are barbarians because a few extremists cut off the heads of captured Westerners. Yet, here was the President of the United States of America, supposed the most advanced and moral society in the world, ordering the CIA to bring him the heads of our enemies on ice so he couild gloat over them like some demented feudal baron. ..."
If you have a strong stomach, you can real Steven's entire post here.