First of a short series of hypothetical scenarios I ran at a convention last month
US Special Operations Forces have been deployed to Iran to gather intelligence on the Iranian nuclear programme. They have identified several noteworthy leads, and the National Security Council has given the go ahead to shut down these worrying prospects using tribal lands in Baluchistan as a base of operations.
Electronic intercepts have indicated that a convoy carrying vital enrichment apparatus is making the journey from Bandar-e Abbas to the Fordow Facility outside Qom. A small ODA team has been tasked with intercepting the convoy, confirming the nature of the apparatus and destroying it.
The ODA team has set up in ambush positions with an IED to stop the convoy.
More at
http://donoghmccarthy.blogspot.ie/2012/07/known-unknowns.html