Sanctions, sure. Why not...but, it's time for the US to seal the deal of what Hillary has already said. If Iran strikes Israel, or provides others the nuclear capacity to do so, the US will regard it as a declaration of war on the United States with the consequences that follow. Make it a formal defense treaty between the US and Israel. I believe that will suffice.
Man shot dead in northern Israel town of Bi'ina, police say the murder was gang related (Haaretz)
from the article: Iran FM: Israel is a crazy country run by crazy people