FILE - In this May 5, 2008 file photograph, a dolphin class Israeli submarine sails down the coast during a military demonstration in Tel Aviv, Israel. Israel on Thursday May 3, 2012 received its ... more 
FILE - In this May 5, 2008 file photograph, a dolphin class Israeli submarine sails down the coast during a military demonstration in Tel Aviv, Israel. Israel on Thursday May 3, 2012 received its fourth German-made submarine capable of launching nuclear warheads, expanding a fleet that experts say could be used in an attack on Iran. (AP Photo/Tara Todras-Whitehill, File) less 
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Associated Press | Photo By Tara Todras-Whitehill, File
Thu, May 3, 2012 2:41 PM EDT