Anchor Lisa Mullins explains who some sugar comes from sugar cane and some from sugar beets. It has to do with a German chemist named Andreas Marggraf.

Today's Geo Quiz has us looking for the capital of the central Asian nation of Tajikistan. The answer is Dushanbe. The city is home to a musical group called the Shams. The World's Mary Kay Magistad tells us the band plays traditional music with a twist.

Entire program - March 4, 2008

The World's Jeb Sharp reports that China continues to build up its military forces -- and the US military continues to monitor the trend.

The World's Mary Kay Magistad reports that individual property rights are still a new concept in China, but it's already helping to change the relationship between the Chinese people and their leaders.

Icelandic pop diva Bjork shocked her Chinese audience at a concert in Shanghai on Sunday. She ended the show by bringing up the controversial topic of Tibet. Anchor Lisa Mullins has details.

President Bush called Colombia's president to express US support for the South American nation. Colombia sparked a regional crisis with a military operation inside Ecuador that killed a Colombian rebel leader. Now both Ecuador and Venezuela have sent troops to their borders with Colombia. Reporter Manuel Rueda has an update from the Colombian capital Bogota.

Anchor Lisa Mullins speaks with Michael Evans, director of the Colombian Documentation Project at George Washington University's National Security Archive. He says there's evidence that US officials met secretly in 1998 with the same rebel leader that was killed by Colombian forces over the weekend.

The BBC's John Leyne spoke to Iranian citizens on the streets of Tehran to hear what they have to say about their country's nuclear stand-off with the West. Iran is once again under pressure from the United States over nuclear issues.