Sanaa: A Houthi spokesman said Friday that the rebels were not blocking traffic through the strategic Bab al-Mandeb Strait, after they declared a maritime embargo this week on their foe Saudi Arabia.The Iran-backed group attacked a Saudi ship in the nearby Red Sea after announcing the blockade, which threatens the top oil exporter's ability to get its supplies to the world following Iran's parallel blockade of the Strait of Hormuz, the kingdom's only other maritime route.Global energy markets...