A few weeks ago I commented on the overland supply routes used by ISAF / NATO and USA via Pakistan, found just:

http://news.yahoo.com/s/ap/20071114/...15GzQeG1Cs0NUE

The interesting part I quote:

Pentagon press secretary Geoff Morrell said the supply lines are "very real areas of concern" because about 75 percent of the supplies, including 40 percent of vehicle fuel supplies, either go through or over Pakistan.

"We hope it doesn't come to this," Morrell told reporters. "Right now we've seen no indications that any of our supply lines have been impacted."

davidbfpo