Double jeopardy | Sunni Shiite Dissent Israel's Fret or vex By DAN DIKER Iranian President Mahmoud Ahmadinejad's grand entrance into the Gulf Cooperation Council's annual summit in Doha, Qatar last week was a remarkable moment. With a broad smile, the Iranian leader entered the main foyer walking hand in hand with his unlikely host, Saudi leader King Abdullah who probably would have been happier had his Iranian guest accidentally tripped, hit his head, and died on the spot.