Meet the leader of a group killing Iranian soldiers along the country's border with Pakistan. The Iranians call them terrorists with ties to Al Qaeda, but the group's leader says they're freedom fighters. Plus a weapon the U.S. wants to use but other countries want to ban.

Wall Street is now attracting a huge percentage of graduates from the nation's elite colleges and universities, and some are questioning if this is the best use of this countries brightest young minds. Also, Israel and its amazing contributions to the high tech world. And after another devastating hurricane, questions about whether to rebuild Galveston, Texas.

One of the most valuable and pristine natural habitats in the world, the Galapagos Islands are now threatened due in part to a flood of tourists. Dan Rather travels to the islands to examine the rapidly changing environment there.

A conversation with the President of Bolivia. Farmers there are growing huge amounts of coca plants used to manufacture cocaine, but it's also considered a century old medicine. Also, a look at how the Pentagon sees 21st Century U.S. military. It's a radical transformation.

America's roads, parking lots and rooftops are a major source of pollution. Also, interracial adoption and how Houston desegregated.