Chad's military ruler wins presidential poll

Brazil has announced that it will provide 10 billion dollars of funding to help the flood-stricken region of Rio Grande do Sul. More than 100 people have died and more than a million have been affected.

Yesterday we heard a report alleging ethnic cleansing and war crimes in the Western Darfur region of Sudan. Now a former US ambassador gives us his response to the crisis in Sudan.

We'll hear from the Galapagos Islands whose wildlife inspired Charles Darwin to develop the theory of evolution. His great granddaughter has been part of an expedition following in her famous ancestor's footsteps.

In Moscow Russia has been commemorating World War Two, but the military celebration had a clear message for Ukraine and the West: Russia will not tolerate defeat.

In Chad supporters of the country's military leader Mahamat Idriss Déby are celebrating his electoral victory, but opposition leader Prime Minister Succes Masra is crying foul.

The Somali government has requested the end of the 11-year-old United Nations political mission to Somalia - we'll talk to the mission's spokesperson to find out why.