Today on The World: Israel defends its action in Gaza, even as civilian casualties rise; also, Nobel Peace Prize winner Shirin Ebadi of Iran faces angry protests and a government crackdown; Plus, a sample of Calypso funk and soul music from the 1970's.

The World's Marco Werman profiles a singer from the West African country of Burkina Faso. His name is Victor Deme and he put out his first album at the age of 46.

The answer to today's Geo Quiz is the Norwegian town of Geilo. Each year on the first full moon, the town hosts an annual Ice Music Festival that features music played on instruments carved entirely out of ice.

This weekend marked the 200th anniversary of the birth of Louis Braille. He was the creator of a writing system for the blind and visually impaired. The World's Alex Gallafent examines Braille's legacy.

The use of so-called functional foods, is on the rise, especially in China and Japan. Functional foods are those fortified with additional vitamins or minerals. Anchor Lisa Mullins speaks with Bob Jones of the management consulting firm Scientia Advisors about why one country will accept a particular functional food and another will reject it.

Our daily geography puzzler.

As the fighting continues in Gaza, the Palestinian militant group, Hamas, is sending a delegation to Cairo. There is speculation that Egypt is trying to mediate a solution. Anchor Lisa Mullins gets the latest from the BBC's Magdi Abdelhadi in Cairo.

Israel has said its military offensive in Gaza is aimed at ending Hamas cross-border rocket fire. What's less clear is Hamas's strategy. Analysts say it's more a political calculation than a military one. The World's Jeb Sharp reports.

Beijing Internet cafe

The Chinese government says it has launched a major crackdown on Internet pornography. Beijing is targeting major online search engines such as Google. The World's Technology Correspondent Clark Boyd speaks with anchor Lisa Mullins.

China wants to attract three million tourists to Tibet this year. That's despite China's continued pressure on ethnic Tibetans following last spring's riots in Tibet. The World's Mary Kay Magistad reports.