Overview: 2010/03/12 Headlines: Ground Zero Workers, NYC Reach Settlement on Toxic Exposure; 39 Killed in Pakistan Bombings; Israel Imposes West Bank Closure Hours After Biden Departure; British Journalist Freed in Gaza; UN: Millions Face Starvation in Yemen; Scores Killed in Somalia Clashes; Greeks Hold National Strike Against Austerity Program; Aftershock Hits Chile as New President Sworn In; Ex-Wife Criticizes Nelson Mandela for Deal Ending Apartheid; Reid Informs GOP of Healthcare Reconciliation Plans; House Dems Shun Anti-Abortion Provisions; Dodd to Unveil Regulatory Overhaul Without GOP; Obama Unveils Trade, Export Plan; Senate Panel OKs Weakened Drug Sentencing Proposal; Second NOLA Officer Pleads Guilty in Bridge Shooting Cover-up; Mississippi School Cancels Prom over Lesbian Student