Reuters: Villagers in northwest Kenya squat in the sparse shade of an acacia tree and watch as aid workers slaughter their prized goats before distributing the meat to hungry people waiting for relief food. Goats are the economic lifeblood of the minority Turkana tribe, who live around Kenya’s second biggest lake and whose homeland is being ravaged by drought for a fifth year running. Their misery is part of a broader disaster that aid agencies say is driving more than 23 million people …