A deal was signed the sale of two German guided missile destroyers to the Israel Navy at a cost of 2 bn euros, Der Spiegel reports. National Security Adviser Yosef Cohen signed for Israel. The vessels will be part of the air-naval force guarding Israel’s Mediterranean offshore gas fields. DEBKAfile: This is will be the first purchase abroad of missile destroyers. Until now the Israeli Navy consisted of a fleet of missile boats of home manufacture.