http://www.jpost.com/Opinion/Column...ective-moral-calculus-vis-à-vis-Israel-368391 In most such cases, the US does not even acknowledge its responsibility for its own lethal drone attacks, let alone issue an apology. Gaza terror tunnel. Photo: IDF SPOKESMAN'S OFFICE With a predictability that is rapidly becoming mind-numbing monotony, various US officials from the president on down have been stressing the need for Israel to exercise restraint in its counter- terror operation in Gaza so as to minimize Palestinian civilian casualties. In addition to President Barack Obama, this concern has been voiced in recent days in one form or another by none other than US Secretary of State John Kerry, US Ambassador to Israel Dan Shapiro, as well as the spokesmen for the State Department and the White House. And just in case we didn’t get the message the fourth or fifth time it was delivered in public, both the president and the secretary of state are said to have repeated it in private telephone conversations with Prime Minister Binyamin Netanyahu.