to the cabin next door.

There's no doubt in Lo's mind that the young woman staying in that cabin, whom Lo briefly met right after she boarded, must have come to a sticky end. But when she reports what's happened to the head of security, the man is baffled. The cabin next door is empty, since the man who was supposed to stay there had to cancel at the last minute. The ship's records show there isn't, nor ever was, a young woman staying there, and when they open the cabin to check it, its completely empty state seems to bear that out. Lo can swear up and down all she wants that she saw the woman -even borrowed a tube of mascara off her!- but it doesn't seemPhoto is a screen capture from the 9/11 Commission staff report on terrorist travel showing Ziad Jarrah's U.S. tourist visa.

You could still see his mouth and his chin, but only the right side of his face from the nose up.

The rest of the photo and the document on which it was printed — except for the man's first and last name and a broken series of numbers — was charred or burnt away.

Investigators searching the area in Pennsylvania where United Airlines Flight 93 crashed on Sept. 11, 2001, found this telltale piece of evidence.

It was the tourist visa that let Ziad Jarrah enter the United States from Germany.

On the face of it, Jarrah was a clean-cut young man from a wealthy Muslim family in Lebanon, who had moved