Was Iran behind the Houthi attack on Saudi Arabia?
The question now is how Saudi Arabia and its allies will respond.
A display featuring missiles and a portrait of Iran's Supreme Leader Ayatollah Ali Khamenei is seen at Baharestan Square in Tehran, Iran September 27, 2017(photo credit: NAZANIN TABATABAEE YAZDI/ TIMA VIA REUTERS)BySETH J. FRANTZMAN