* Headlines for October 16, 2009 * Amnesty International Head Irene Khan on "The Unheard Truth: Poverty and Human Rights" * Journalist Ann Louise Bardach on How Cuban Exile Luis Posada Carriles Remains a Free Man in Miami Despite His Role in Airline and Hotel Bombings * 150 Years Ago Today: Abolitionist John Brown Raided Arsenal at Harpers Ferry in Attempt to Start Slave Insurrection in South