Gabe Joselow NAIROBI ? The United Nations warns that Somalia is at risk of another famine due to drought, rising food prices and the lingering threat posed by al-Shabab militants. The U.N. says a funding shortfall is forcing agencies to scale down humanitarian work when it is needed most. At a news conference in Nairobi Monday, U.N. Humanitarian Coordinator for Somalia Phillippe Lazzarini said the current situation in Somalia has ldquo;troubling similaritiesrdquo; with...