ANKARA Israel launched deadly airstrikes on power plants, a port, and an oil facility in Yemen that left nine people killed, marking an escalation in its conflict with Houthi fighters, reports said Thursday. Houthi-aligned TV channel Al-Masirah reported that the Israeli raids on Al-Hudaydah left nine people killed and three others injured. The broadcaster earlier reported that the strikes hit two power plants in the Yemeni capital Sanaa and caused damage to an oil facility and the port of Al-