A leaked video showing the U.S. military shooting at and killing a Reuters photographer in Iraq has created a firestorm of controversy. We’ll look into the role WikiLeaks has played in the story and the role the Internet in investigative journalism. Then, Trey Kay, producer and host of the Peabody Award-winning documentary “The Great Textbook Wars,” talks about the controversy that sparked the culture wars. Also, Anchee Min talks about her latest novel, Pearl of China. And our Underreported segments look at the latest challenges confronting Pakistan and the Democratic Republic of Congo.