2013/02/20 Headlines: U.N. Warns Syrian Humanitarian Crisis "Getting Worse" as Typhoid Outbreak Confirmed; Palestinian Prisoners Refuse Meals in Support of Hunger Strikers; Greek Workers Stage Anti-Austerity National Strike; Supreme Court to Review Limits on Individual Campaign Donations; Obama: Automatic Cuts Under Sequester "Will Hurt Our Economy"; North Carolina Cuts Jobless Benefits, Rejects Federal Aid; Death Row Prisoner Wins Stay of Execution in Georgia; Dept. of Education Panel Says School System Burdening Low-Income Children; 4 Dead in California Shooting Spree; Activists Disrupt Wastewater Fracking Site in Ohio; Palestinian Filmmaker Behind "5 Broken Cameras" Detained at LAX Ahead of Oscars