2011/03/22 Headlines: U.S. Warplane Goes Down in Libya as Air Campaign Enters Fourth Day; International Community Divided on Libya Intervention, Obama Defends Use of Force; Four Children Killed as Pro-Gaddafi Forces Continue Attacks; Obama Criticized for Failing to Consult Congress on Libya Attacks; Over a Dozen Journalists Unaccounted for in Libya; Storage Pool in Japan Nuclear Facility Nears Boiling Point; NRC Extends Vermont Nuclear Plant License by 20 Years; Earthquake-Prone Chile Signs Nuclear Plant Agreement with U.S.; Obama Praises Chilean History of Transition, No Apology for U.S.-Backed Dictatorship; Israel Launches Attacks on Gaza Injuring 20, Including 7 Children; U.N. Investigator Accuses Israel of “Ethnic Cleansing”; Former Israeli President to Serve Seven Years Following Rape Conviction; Ivory Coast: Thousands Offer to Join Army as Fears of Civil War Grow; Court OKs to Challenge Bush-Era Warrantless Wiretapping Amendment; First Deepwater Oil Exploration Project Approved Since BP Spill; FBI Ordered to Preserve Evidence in Judi Bari Bombing Case