The World Tonight

Radio 4's daily evening news and current affairs programme bringing you global news and analysis. The former Home Secretary, Alan Johnson, has said he believes there may be a case for police investigating whether officers carried out a sufficiently thorough investigation of phone tapping allegations against The News of the World. We'll have the latest on the story. The United Nations has called a special meeting to discuss the recent rise in food prices across the world. And a potentially significant breakthrough in the treatment of malaria. The World Tonight, with Robin Lustig.