A U.S. deal making Trump the protector of Lebanon and Hezbollah could create significant friction between the U.S. and Israel.

<p>US President Donald Trump says that he "calls the shots" on negotiating with Iran, and Israel has no choice but to submit to a deal that undermines its security interests. But a deal that makes Trump the protector of Lebanon—and, by extension, Iran-backed Hezbollah—could put the US and Israel on a collision course.</p>