A war ship sails during graduation ceremony for naval academy cadets in the naval base of Haifa, Israel, Wednesday, Sept. 7, 2011. Turkey's Prime Minister Recep Tayyip Erdogan accused Israel on Wednesday of failing to meet its obligations in defense deals, adding to tensions with Israel which have escalated since an Israeli raid on a Gaza-bound flotilla killed nine people last year.(AP Photo/Ariel Schalit)