Entire program - December 7

The World's Katy Clark has the latest on the controversy over two videotapes destroyed by the CIA. The agency says the tapes showed interrogations of two Al Qaeda suspects, and were destroyed because they could have revealed the identity of those conducting the questionings. But there were calls today in Congress for an investigation into the matter.

Anchor Marco Werman speaks with Rush Holt, a Democrat on the House Intelligence Committee, about the CIA tapes controversy.

The shutdown of a nuclear reactor in Canada is having a world-wide impact. The reactor's output is used to make isotopes for medical scans. Two-thirds of the isotopes used in the United States and the rest of the world come from the Canadian facility. Derek Stoffel has the story from Toronto.

Anchor Marco Werman speaks with Adrian Wooldridge of The Economist about the role of religion in politics around the world. Political candidates in the United States are openly discussing their faith. In certain other countries, talking about religion might sink a candidacy.

Nancy Greenleese reports on a new service for cell phone users in Italy. The service offers downloadable images of Catholic saints for people to display on their cell phones.

Anchor Marco Werman speaks with David Kramer, US Deputy Assistant Secretary of State, about recent tensions in the relationship between Russia and the United States.

Lorne Matalon reports from Mexico City on threatening phone calls made to several Mexican lawmakers. All of those who got the calls belong to the party of Mexican President Felipe Calderon. There's concern that Mexico's drug cartels could be trying to intimidate the government.

For today's geography puzzler we're looking for a "Golden Quadrilateral" in South Asia.

Anchor Marco Werman gets holiday gift ideas for young readers from The World's international book critic Christopher Merrill.

Hugo Cabret: Illustration from The Invention of Hugo Cabret. Copyright 2007 by Brian Selznick. Use with permission from Scholastic Press.