US Secretary of State John Kerry looks like a bit of an idiot these days. On Monday he announced that he will be returning to Israel and the Palestinian Authority and Jordan for the fifth time since he was sworn into office on February 1. That is an average of more than one visit a month. And aside from frequent flier miles, the only thing he has to show for it is a big black eye from PLO chief and Palestinian Authority Chairman Mahmoud Abbas. When Kerry was here last month he unveiled a stunning plan to bring $4 billion...