Plot: 2012/08/22 Headlines: Akin Defies Calls from GOP Leaders to Leave Senate Race; GOP Embraces Abortion Ban for Party Platform; Court Overturns EPA Rules for Coal Plant Emissions; Attack Damages Joint Chief Chair's Plane in Afghanistan; Clashes over Syria Conflict Kill 8 in Lebanon; Correa Calls for Talks on Assange's Fate; South African Official Apologizes for Massacre of Striking Miners; U. S