The carrots and sticks which the authorities in Saudi Arabia hope will persuade their people that protest is not a sensible option -- Michael Buchanan is gauging opinion in the desert kingdom. Who'll be the next president of Russia - Putin, Medvedev or someone else? It's a question preoccupying correspondents in Russia, among them the BBC's man Steve Rosenberg. As nuclear power plants around the world check their safety procedures after the apparent meltdown in Japan in March, Nick Thorpe visits a power station on the River Danube in Romania. The American president's on his way to Ireland but Kieran Cooke's been finding out that thousands of Irish, prompted by a tottering economy, are preparing to emigrate. And Kevin Connolly visits the casbah in Algers walking, he assures us, in the footsteps of Tarzan of the Apes.