Overview: 2013/04/16 Headlines: 3 Dead, Scores Wounded as Two Bomb Blasts Hit Boston Marathon; Dozens Dead in Wave of Bombings Across Iraq; Somalia: At Least 30 Killed in Militant Attacks; Judge Denies Relief Motion from Hunger-Striking Guantánamo Prisoner; Powerful Earthquake Strikes Iran; Landmark Report Confirms U.S. Tortured Prisoners After 9/11; Report: Reform Bill Will Require Undocumented Immigrants to Pay Thousands in Fines; Venezuelan Opposition Candidate Continues to Challenge Maduro Victory; Syrian Opposition Says 30 Children Killed in Gov’t Air Strike; Report: Human Trafficking Increases in Europe; Obama Signs Bill Gutting Transparency Provisions in Insider Trading Law; Mississippi’s Only Abortion Clinic to Stay Open for Now; Students, Officials Condemn School-to-Prison Pipeline in NYC; New York Times Wins Pulitzers for Coverage of Abuses by Apple, Wal-Mart; Today Marks 50th Anniversary of MLK’s "Letter from a Birmingham Jail"