The World's Matthew Bell reports on continuing tensions between India and Pakistan over the Mumbai attacks last week, and suspected links between the attackers and militant groups based in Pakistan. India has handed Pakistan a list of 20 suspects it wants apprehended.

Memorial near the Taj Hotel

Today on The World: India hands Pakistan a list of suspects, as the investigation into the Mumbai attacks continues; parts of China face desert conditions after years of cutting down forests and overusing water resources; and Haiti's capital takes in the music of a man known as "the walking jukebox."

Secretary of State Condoleeza Rice played piano for Britain's Queen Elizabeth last night. As Her Majesty reigned in a wayward royal pooch, Buckingham Palace reverberated to the sound of Brahms' Op. 34. Ms Rice was accompanied on violin by the wife of the UK's Foreign Secretary - who himself accompanied the Queen to the recital.

Anchor Lisa Mullins speaks to Irish flutist Sir James Galway and Cuban pianist Jorge Martinez. Martinez fronts the band Tiempo Libre. Sir James and Martinez's band have recorded a new album that mixes classical jazz with Latin rhythms.

President Bush marked World AIDS Day with a speech at the White House. Mr. Bush gave an update on his administration's anti-AIDS initiative known as PEPFAR. Anchor Lisa Mullins gets an update on PEPFAR from HIV policy expert and epidemiologist Elizabeth Pisani.

The U.S. President's Emergency Plan for AIDS Relief -- or PEPFAR -- has supported life-saving treatment for more than 2.1 million men, women and children living with HIV/AIDS around the world. But despite the success so far, delivering the drugs remains a Herculean task in the developing world. The World's David Baron has the story of what it takes to get AIDS medicine to just one patient in West Africa.

Our daily geography puzzler.

Pakistani President Asif Ali Zardari today called the Mumbai attackers non-state actors and warned against letting their actions lead to greater enmity in the region. But last week's attacks in Mumbai have highlighted the fragile relations between India and Pakistan. The World's Aaron Schachter reports.

People in Mumbai went back to work today. Anchor Lisa Mullins speaks with reporter Nikhil Dixit about how the city is coping in the aftermath of last week's deadly attacks. Dixit is a crime reporter for the "Daily News and Analysis" newspaper in Mumbai.

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Another key player on the national security team will be the nominee for US ambassador to the United Nations, Susan Rice. Rice is a former Clinton Administration official--she served on the National Security Council and later as assistant secretary of state for Africa. She's an outspoken advocate for humanitarian intervention, known for her intellect and her straight talk. The World's Jeb Sharp has more.