The U.S. and Israel plan to hit Iran's energy infrastructure as soon as this weekend, although no final decision has been made, sources familiar with the matter told CBS News.

The United States and Israel are discussing a possible land blockade of Iran, The Telegraph can reveal. The proposal is one of several options being explored by Donald Trump and Benjamin Netanyahu to ratchet up economic pressure on the regime after months of strikes and a prolonged campaign failed to bring it to heel.