1: ( CNN ) Saudi Arabia is leading a military campaign against Shiite rebels in Yemen , bringing the wider region directly into a complex conflict that has festered for months . 2: Analysts say it can be summed up in one word : Iran . 3: Saudi Arabia sees Houthi rebels in Yemen as a proxy for Iran , analysts say .
1: a complex conflict that has festered for months 2: Iran 3: a proxy for Iran