An update from the CNN newsdesk in London on the stories we're following on Tuesday:

WikiLeaks leak - Latest revelations from WikiLeaks describe an astonishing outburst from Britain’s Prince Andrew at a lunch in Kyrgyzstan, and reveal information that shows that China is losing patience with North Korea and is not averse to the notion of a reunified Korea.

UK student protests - UK students are set to take to the streets in London again today to protest against university fee increases.

FIFA scandal - A BBC documentary is shining a spotlight on alleged corruption in FIFA by claiming that officials have been taking bribes for years.

Medvedev speech - Russian President Dmitry Medvedev used his state of the nation speech on Tuesday to accuse law enforcement agencies of being linked to organised crime groups, and called for fines for bribery to be increased.

Nigeria poisoning - CNN returns to the scene of the world's worst ever recorded lead-poisoning outbreak. And it's much worse than anyone first imagined – with over four hundred children dead and "90 percent" of the children in the affected villages in need of emergency treatment according to aid workers. We talk to parents, cleanup operators and profile the cleanup efforts. Read the full story

France Street View - A search engine's view on the street raises complaints and a prompts a charm offensive ... as Jim Bittermann reports.

Picasso haul - In the 1970s, Pablo Picasso employed a local electrician in France. That elderly retired electrician says he kept a trunkful of 271 Picasso works of art in his garage - works never seen before outside the original studio. The electrician says the great artist gave him the works.    Picasso's estate, however, has filed a lawsuit.

Royal premiere - It's the Royal Premiere of the latest Narnia adaption “The Voyage of the Dawntreader” with Her Majesty the Queen scheduled to attend.

Wallis Simpson jewels - Twenty pieces from The Jewels of the Duchess of Windsor go on sale at Sotheby's London.

Ivory Coast election - Early results from a small portion of ballots in Ivory Coast's presidential runoff gave former Prime Minister Alassane Ouattara a lead over the incumbent, Laurent Gbagbo, the country's electoral commission says.  The results showed Ouattara leading Gbagbo by a margin of 60 percent to 40 percent. But the count was limited to a portion of votes cast overseas, about 15,000 of the west African nation's 5.7 million registered voters.