In tonight’s podcast, President Obama has been officially nominated by his party. Former President Bill Clinton gave the first nomination in a rousing speech. Hear what he had to say. Then hear more details from ABC News Chief Investigative Correspondent Brian Ross as he digs up corporate money in this year's conventions. Finally ABC Political Analyst, and chief strategist for the 2004 Bush-Cheney campaign, Matt Dowd grades Bill Clinton's keynote address.