How many nuclear sites are there in Iran? The fact is having one dolphin class submarine in the Persian Gulf is not a deterrent. If Iran can detect the movement of an American nuclear Submarine it is probable it will fongd a Dolphin Class submarine. In which case Iran's to do list will have at No 1. Sink Dolphin Class Submarine.
Army: Blast in Korean DMZ wounds two South Korean soldiers (Reuters)
from the article: Report: Israel to deploy nuclear-armed submarines off Iran coast