Yemeni refugees cross the border from Yemen into the southern Saudi province of Jizan on November 8, 2009. Shiite rebels said Saudi Arabia bombed their positions inside Yemen again on November 8, despite Riyadh's insistence that its attacks are limited to rebel locations inside Saudi territory. Saudi Arabia burst into the conflict after the rebels, whose stronghold is in Yemen's mountainous northwest province of Saada, crossed last week into Jizan killing a border guard and taking control of two small villages. Getty Images logo Getty Images 1 week ago

Yemeni refugees cross the border from Yemen into the southern Saudi province of Jizan on November 8, 2009. Shiite rebels said Saudi Arabia bombed their positions inside Yemen again on November 8, despite Riyadh's insistence that its attacks are limited to rebel locations inside Saudi territory. Saudi Arabia burst into the conflict after the rebels, whose stronghold is in Yemen's mountainous northwest province of Saada, crossed last week into Jizan killing a border guard and taking control of two small villages.