The German defense attache was slightly hurt recently when a Pentagon security barrier unexpectedly popped up under his car.
Two years ago, it happened to the Japanese defense minster.
As Al Kamen writes in the Washington Post, "it might behoove the Italians to take the subway to the Pentagon."
[http://www.washingtonpost.com/wp-dyn/articles/A18318-2000Sep5.html]