Overview: 2012/03/27 Headlines: Annan: Syria Accepts U.N. Peace Proposal, Rebels Reject It; Poll: 69% of Americans Oppose War in Afghanistan; Afghan Security Services Kill Three Foreign Soldiers; Supreme Courts Hears Oral Arguments in Review of Healthcare Law; 10,000 March in Sanford Calling for Arrest of George Zimmerman; World Leaders Hold Summit on Nuclear Security; U.S. & Australia Discuss Increasing Military Ties; Israel Ends Contacts with U.N. Human Rights Council; Marwan Barghouti Calls for Palestinian Resistance Against Israel; Hana Shalabi Enters 41st Day of Hunger Strike; Pope Benedict Celebrates Mass in Santiago, Cuba; Amnesty: Executions Jump Worldwide, U.S. in Top Five; New Mexican Activists Call for Probe of Albuquerque Police; LAPD Officer Accused of Racial Profiling; Financial Emergency Declared in Detroit; 36 Arrested Outside Sallie Mae HQ at Student Loan Protest; Three Rural Brazilian Activists Killed;$